| noun | book | book, books | 16 | 
| noun | box | box, boxes | 17 | 
| noun | family | family, families | 18 | 
| noun | knife | knife, knives | 19 | 
| noun | addendum | addendum, addenda | 21 | 
| noun | nebula | nebula, nebulae | 22 | 
| noun | stimulus | stimulus, stimuli | 23 | 
| noun | crisis | crisis, crises | 24 | 
| noun | perihelion | perihelion, perihelia | 25 | 
| noun | woman | woman, women | 26 | 
| noun | series | invariable, series, series | 27 | 
| noun | sheep | invariable, sheep, sheep | 28 | 
| noun | NATO | acronym, NATO | 29 | 
| noun | upstairs | singular only, upstairs | 43 | 
| noun | fish | fish, fish (fishes) | 128 | 
| noun | lb. | abbreviation, lb.,lbs. | 129 | 
| noun | produce | singular only, produce | 130 | 
| noun | motto | motto, mottoes (mottos) | 144 | 
| noun | aquarium | aquarium, aquariums (aquaria) | 145 | 
| noun | curriculum | curriculum, curricula (curriculums) | 146 | 
| noun | fungus | fungus, fungi (funguses) | 147 | 
| noun | phenomenon | phenomenon, phenomena  (phenomenons) | 148 | 
| noun | automaton | automaton, automatons (automata) | 149 | 
| noun | foot | foot, feet | 150 | 
| noun | leaf | leaf, leaves | 151 | 
| noun | scarf | scarf, scarfs (scarves) | 152 | 
| noun | beef | beef, beeves (beef) | 153 | 
| noun | terminus | terminus, terminuses (termini) | 154 | 
| noun | calix | calix, calices | 155 | 
| noun | helix | helix, helixes (helices) | 156 | 
| noun | matrix | matrix, matrices (matrixes) | 157 | 
| noun | auspex | auspex, auspices | 158 | 
| noun | apex | apex, apexes (apices) | 159 | 
| noun | cortex | cortex, cortices (cortexes) | 160 | 
| noun | lex | lex, leges | 161 | 
| noun | sphinx | sphinx, sphinxes (sphinges) | 162 | 
| noun | pharynx | pharynx, pharynges, pharynxes | 163 | 
| noun | medium | plural takes sing or pl verb, medium, media (mediums) | 164 | 
| noun | lowlife | lowlife, lowlifes (lowlives) | 165 | 
| noun | equipment | singular only; singular in essence or want to suppress plural, equipment | 166 | 
| noun | clothes | plural only, clothes | 167 | 
| noun | gens | gens, gentes | 168 | 
| noun | genus | genus, genera | 169 | 
| noun | child | child, children | 170 | 
| noun | gravamen | gravamen, gravamens (gravamina) | 171 | 
| noun | imago | imago, imagoes (imagines) | 172 | 
| noun | iris | iris, irises (irides) | 173 | 
| noun | larva | larva, larvae (larvas) | 174 | 
| noun | mouse | mouse, mice (mouses) | 175 | 
| noun | Mussulman | Mussulman, Mussulmen (Mussulmans) | 176 | 
| noun | money | money, money (monies) | 177 | 
| noun | nomen | nomen, nomina | 178 | 
| noun | cod | cod, cod (cods) | 179 | 
| noun | bass | bass, bass (basses) | 180 | 
| noun | buffalo | buffalo, buffalos (buffaloes) | 181 | 
| noun | French | singular and plural, people/language, no possessive, French | 182 | 
| noun | opus | opus, opera (opuses) | 183 | 
| noun | ox | ox, oxen | 184 | 
| noun | corpus | corpus, corpora | 185 | 
| noun | dragoman | dragoman, dragomans (dragomen) | 186 | 
| noun | pons | pons, pontes | 187 | 
| noun | wharf | wharf, wharves (wharfs) | 188 | 
| noun | quiz | quiz, quizzes | 189 | 
| noun | bus | bus, buses (busses) | 190 | 
| noun | oyez | oyez, oyesses | 191 | 
| noun | edema | edema, edemas (edemata) | 192 | 
| noun | addax | addax, addaxes (addax) | 197 | 
| noun | die | die, dice | 198 | 
| noun | data | plural; plural used as singular and plural, data | 199 | 
| noun | agenda | agenda, agendas | 200 | 
| noun | viscera | plural only, plural not ending in -s, viscera | 201 | 
| noun | hiatus | hiatus, hiatuses (haitus) | 205 | 
| noun | pelvis | pelvis, pelvises (pelves) | 224 | 
| noun | ephemeris | ephemeris, ephemerides | 225 | 
| noun | bureau | bureau, bureaus (bureaux) | 235 | 
| noun | bacchant | bacchant, bacchants (bacchantes) | 236 | 
| noun | fauna | fauna, faunas (faunae | 237 | 
| noun | libretto | libretto, librettos (libretti) | 238 | 
| noun | heathen | heathen, heathens (heathen) | 239 | 
| noun | people | plural, people (peoples) | 240 | 
| noun | albumen | albumen, albumens | 243 | 
| noun | alkali | alkali, alkalis (alkalies) | 250 | 
| noun | anlage | anlage, anlages (anlagen) | 251 | 
| noun | cherub | cherub, cherubim | 252 | 
| noun | lira | lira, lire (lires) | 253 | 
| noun | antefix | antefix, antefixes (antefixa) | 254 | 
| noun | kylix | kylix, kylikes | 255 | 
| noun | pix | pix, pics (pix) | 256 | 
| noun | madam | madam, mesdames | 257 | 
| noun | magma | magma, magmata (magmas) | 258 | 
| noun | cyclops | cyclops, cyclopes | 259 | 
| noun | eupatrid | eupatrid, eupatridae (eupatrids) | 268 | 
| noun | foramen | foramen, foramina (foramens) | 269 | 
| noun | remex | remex, remiges | 270 | 
| noun | sock | sock, socks (sox) | 271 | 
| noun | flambeau | flambeau, flambeaux (flambeaus) | 272 | 
| noun | leu | leu, lei | 273 | 
| noun | lev | lev, leva | 274 | 
| noun | grosz | grosz, groszy | 275 | 
| noun | kibbutz | kibbutz, kibbutzim | 276 | 
| noun | flamen | flamen, flamens (flamines) | 277 | 
| noun | b | letter of the alphabet, b, bs | 288 | 
| noun | trellis | trellis, trellises | 291 | 
| noun | area | area, areas | 292 | 
| noun | thymus | thymus, thymuses | 293 | 
| noun | electron | electron, electrons | 294 | 
| noun | suffix | suffix, suffixes | 295 | 
| noun | annex | annex, annexes | 296 | 
| noun | minx | minx, minxes | 297 | 
| noun | tonneau | tonneau, tonneaus cf 235, 272, 316 | 298 | 
| noun | safe | safe, safes | 299 | 
| noun | tariff | tariff, tariffs | 300 | 
| noun | album | album, albums | 301 | 
| noun | lb | abbreviation lb | 307 | 
| noun | USA | singular only, USA, USA's | 308 | 
| noun | b. | letter of the alphabet b. | 312 | 
| noun | cattle | plural only, cattle | 314 | 
| noun | poor | plural only, poor | 315 | 
| noun | bateau | bateau, bateaux | 316 | 
| verb | walk | walk, walked, walking | 1 | 
| verb | rate | rate, rated, rating | 2 | 
| verb | polish | polish, polished, polishing, polishes | 3 | 
| verb | deny | deny, denied, denying, denies | 4 | 
| verb | drop | drop, dropped, dropping | 5 | 
| verb | hold | hold, held, holding | 6 | 
| verb | leave | leave, left, leaving | 7 | 
| verb | do | do, did, done, doing, does | 8 | 
| verb | fly | fly, flew, flown, flying, flies | 9 | 
| verb | cut | cut, cut, cutting | 10 | 
| verb | die | die, died, dying, dies | 11 | 
| verb | dye | dye, dyed, dyeing | 12 | 
| verb | be | be (only) | 13 | 
| verb | have | have | 14 | 
| verb | freeze | freeze, froze, frozen, freezing | 15 | 
| verb | teach | teach, taught, teaching, teaches | 40 | 
| verb | dwell | dwell, dwelt (dwelled), dwelling | 44 | 
| verb | bend | bend, bent, bending | 47 | 
| verb | flee | flee, fled, fleeing | 51 | 
| verb | keep | keep, kept, keeping | 58 | 
| verb | deal | deal, dealt, dealing | 59 | 
| verb | sell | sell, sold, selling | 60 | 
| verb | read | read, read, reading | 61 | 
| verb | meet | meet, met, meeting | 62 | 
| verb | sting | sting, stung, stinging | 63 | 
| verb | win | win, won, winning | 64 | 
| verb | spin | spin, spun, spinning | 65 | 
| verb | unwind | unwind, unwound, unwinding | 66 | 
| verb | sit | sit, sat, sitting | 67 | 
| verb | shine | shine, shone (shined), shinning | 68 | 
| verb | slide | slide, slid, sliding | 69 | 
| verb | show | show, showed, shown (showed), showing | 70 | 
| verb | wake | wake, woke (waked), waked (woken), waking | 71 | 
| verb | break | break, broke, broken, breaking | 72 | 
| verb | choose | choose, chose, chosen, choosing | 73 | 
| verb | bear | bear, bore, borne (born), bearing | 74 | 
| verb | swear | swear, swore, sworn, swearing | 75 | 
| verb | bite | bite, bit, bitten (bit), biting | 76 | 
| verb | forget | forget, forgot, forgotten (forgot), forgetting | 77 | 
| verb | tread | tread, trod, trodden (trod), treading | 78 | 
| verb | blow | blow, blew, blown, blowing | 79 | 
| verb | take | take, took, taken, taking | 80 | 
| verb | forbid | forbid, forbade (forbad), forbidden (forbid), forbidding (only) | 81 | 
| verb | give | give, gave, given, giving | 82 | 
| verb | fall | fall, fell, fallen, falling | 83 | 
| verb | eat | eat, ate, eaten, eating | 84 | 
| verb | see | see, saw, seen, seeing (only) | 85 | 
| verb | slay | slay, slew, slain, slaying | 86 | 
| verb | ride | ride, rode, ridden, riding | 87 | 
| verb | drive | drive, drove, driven, driving | 88 | 
| verb | strike | strike, struck, struck (stricken), striking | 89 | 
| verb | beat | beat, beat, beaten (beat), beating | 90 | 
| verb | dive | dive, dived (dove), dived, diving | 91 | 
| verb | thrive | thrive, thrived (throve), thrived (thriven), thriving | 92 | 
| verb | begin | begin, began, begun, beginning | 93 | 
| verb | sink | sink, sank (sunk), sunk, sinking | 94 | 
| verb | ring | ring, rang, rung, ringing | 95 | 
| verb | lead | lead, led, led, leading | 96 | 
| verb | shrink | shrink, shrank (shrunk), shrunk (shrunken), shrinking | 97 | 
| verb | come | come, came, come, coming (only) | 98 | 
| verb | go | go, went, gone, going (only) | 99 | 
| verb | lose | lose, lost, losing (only) | 100 | 
| verb | hear | hear, heard, hearing | 101 | 
| verb | say | say, said, saying | 102 | 
| verb | traffic | traffic, trafficked, trafficking | 103 | 
| verb | zinc | zinc, zinced (zincked), zincing (zincking) | 104 | 
| verb | lie | lie, lay, lain, lying two morphs | 105 | 
| verb | abide | abide, abode (abided), abode (abided), abiding | 106 | 
| verb | light | light, lighted (lit), lighted (lit), lighting | 107 | 
| verb | think | think, thought, thinking | 108 | 
| verb | dream | dream, dreamed (dreamt), dreamed (dreamt), dreaming | 109 | 
| verb | kneel | kneel, knelt (kneeled), knelt (kneeled), kneeling | 110 | 
| verb | hang | hang, hung, hanging | 111 | 
| verb | fight | fight, fought, fighting | 112 | 
| verb | stand | stand, stood, standing | 113 | 
| verb | broadcast | broadcast, broadcast (broadcasted), broadcast (broadcasted), broadcasting | 114 | 
| verb | bid | bid, bade (bid), bidden, bidding (only) two morphs | 115 | 
| verb | outbid | outbid, outbid, outbidden (outbid), outbidding | 116 | 
| verb | speed | speed, sped (speeded), sped (speeded), speeding | 117 | 
| verb | stink | stink, stank (stunk), stunk, stinking | 118 | 
| verb | plead | plead, pleaded (pled), pleaded (pled), pleading | 119 | 
| verb | write | write, wrote, written (writ),writing | 120 | 
| verb | mow | mow, mowed, mowed (mown), mowing | 121 | 
| verb | fit | fit, fitted (fit), fitted, fitting | 122 | 
| verb | benefit | benefit, benefited (benefitted), benefited (benefitted), benefiting (benefitting) | 123 | 
| verb | bet | bet, bet (betted), bet (betted), betting | 124 | 
| verb | wed | wed, wedded, wed (wedded), wedding | 125 | 
| verb | wet | wet, wet (wetted), wet (wetted), wetting | 126 | 
| verb | bias | bias, biased (biassed), biased (biassed), biasing (biassing) biasing (biassing) | 127 | 
| verb | gild | gild, gilded (gilt), gilded (gilt), gilding | 131 | 
| verb | shoe | shoe, shod, shod (shodden), shoeing | 132 | 
| verb | beseech | beseech, besought (beseeched), besought (beseeched), beseeching | 133 | 
| verb | cleave | cleave, cleft (cleaved) (clove), cleft (cleaved) (cloven), cleaving | 134 | 
| verb | forbear | forbear, forbore, forborne, forbearing | 135 | 
| verb | caddie | caddie, caddied, caddying | 136 | 
| verb | gas | gas, gassed, gassing, gases (gasses) | 137 | 
| verb | degas | degas, degassed, degassing, degasses (degases) | 138 | 
| verb | outgas | outgas, outgassed, outgassing, outgasses | 139 | 
| verb | stymie | stymie, stymied, stymieing (stymying) | 140 | 
| verb | input | input, inputted (input), inputted (input), inputting | 141 | 
| verb | bless | bless, blessed (blest), blessed (blest), blessing | 142 | 
| verb | taxi | taxi, taxied, taxiing (taxying), taxies (taxis) | 143 | 
| verb | find | find, found, finding; past is ambiguous with infinitive of another verb | 206 | 
| verb | overlie | overlie, overlay, overlain, overlying; past is ambiguous with infinitive of another verb | 207 | 
| verb | rend | rend, rent (rended), rent (rended), renting; past is ambiguous with infinitive of another verb | 208 | 
| verb | resend | resend, resent, resending; past is ambiguous with infinitive of another verb | 209 | 
| verb | reeve | reeve, reeved (rove), reeved (rove), reeving; past is ambiguous with infinitive of another verb | 210 | 
| verb | shoot | shoot, shot, shooting | 211 | 
| verb | login | defective verb, infinitive only, login | 212 | 
| verb | swell | swell, swelled, swelled (swollen), swelling | 213 | 
| verb | diagram | diagram, diagrammed (diagramed), diagramming (diagraming) | 214 | 
| verb | shear | shear, sheared, sheared (shorn), shearing | 215 | 
| verb | shave | shave, shaved, shaved (shaven), shaving | 217 | 
| verb | wrap | wrap, wrapped (wrapt), wrapped (wrapt), wrapping | 218 | 
| verb | arc | arc, arced (arcked), arced (arcked), arcing (arcking) | 219 | 
| verb | hide | hide, hid, hidden, hiding, | 220 | 
| verb | weave | weave, wove (weaved), woven, weaving | 221 | 
| verb | reave | reave, reaved (reft), reaved (reft), reaving | 222 | 
| verb | lade | lade, laded, laden (laded), lading | 223 | 
| verb | make | make, made, making | 226 | 
| verb | slink | slink, slunk (slinked), slunk (slinked), slinking | 227 | 
| verb | spit | spit, spat (spit), spat (spit), spitting | 228 | 
| verb | strive | strive, strove, striven (strided), striding | 229 | 
| verb | run | run, ran, run, running | 230 | 
| verb | smite | smite, smote, smitten (smote), smitting | 231 | 
| verb | bivouac | bivouac, bivouacked, bivouacking, bivouacs (bivouacks) | 232 | 
| verb | blue | blue, blued, bluing (blueing) | 233 | 
| verb | rendezvous | no change for 3rd singular, rendezvous, rendezvoused, rendezvousing, rendezvous | 234 | 
| verb | antic | antic, anticked (antict), anticked (antict), anticking | 241 | 
| verb | chide | chide, chided (chid), chided (chid)(chidden), chiding | 242 | 
| verb | wedel | wedel, wedeled, wedelling | 244 | 
| verb | work | work, worked (wrought), worked (wrought), working | 284 | 
| verb | clothe | clothe, clothed (clad) clothing | 302 | 
| verb | o.k. | o.k., o.k.'d, o.k.'ing | 303 | 
| verb | buy | buy, bought, bought, buying | 304 | 
| verb | rewrite | rewrite, rewrote, rewritten, rewriting | 305 | 
| verb | focus | focus, focused (focussed), focusing (focussing), focuses (fosusses) | 306 | 
| verb | overlay | overlay, overlaid, overlaying; infinitive is ambiguous with past of another verb | 313 | 
| verb | ground | ground, grounded, grounding; infinitive is ambiguous with past of another verb | 317 | 
| verb | bore | bore, bored, boring; infinitive is ambiguous with past of another verb | 318 | 
| verb | saw | saw, sawed (sawn), sawing; infinitive is ambiguous with past of another verb | 319 | 
| verb | grind | grind, ground, grinding; past is ambiguous with infinitive of another verb | 320 | 
| verb | wind | wind, wound, winding; past is ambiguous with infinitive of another verb | 321 | 
| verb | found | found, founded, founding; infinitive is ambiguous with past of another verb | 322 | 
| verb | bind | past is ambiguous with infinitive of another verb | 323 | 
| adjective | high | high, higher, highest | 30 | 
| adjective | pale | pale, paler, palest | 31 | 
| adjective | hot | hot, hotter, hottest | 32 | 
| adjective | early | early, earlier, earliest; no superlative | 33 | 
| adjective | natural | natural, more natural, most natural | 34 | 
| adjective | good | good and well, better, best; no superlative | 35 | 
| adjective | sly | sly, slier (slyer), sliest (slyest) | 39 | 
| adjective | bad | bad and ill, worse, worst (only) | 202 | 
| adjective | much | much, more, most (only) | 203 | 
| adjective | little | little, less, least (only) | 204 | 
| adjective | two | numeric, two | 216 | 
| adjective | cagey | cagey, cagier, cagiest | 285 | 
| adjective | far | far, farther, farthest (only) | 286 | 
| adjective | far | far, further, furthest (only) | 287 | 
| adjective | little | little, few (only) | 311 | 
| adverb | far | far, farther, farthest (only) | 45 | 
| adverb | soon | soon, sooner, soonest | 52 | 
| adverb | late | late, later, latest | 53 | 
| adverb | flat | flat, flatter, flattest | 54 | 
| adverb | early | early, earlier, earliest | 55 | 
| adverb | carefully | carefully, more carefully, most carefully | 56 | 
| adverb | well | well, better, best (only) | 57 | 
| adverb | much | much, more, most (only) | 193 | 
| adverb | little | little, less, least (only) | 194 | 
| adverb | badly | badly, worse, worst (only) | 195 | 
| adverb | far | far, further, furthest (only) | 290 | 
| determiner/quantifier | this | this | 41 | 
| determiner/quantifier | that | that | 42 | 
| determiner/quantifier | as much | as much, as many | 245 | 
| determiner/quantifier | one | one | 247 | 
| determiner/quantifier | two | numbers two and higher | 248 | 
| determiner/quantifier | much | much | 249 | 
| determiner/quantifier | six | arithmates ending in -x, six | 279 | 
| determiner/quantifier | twenty | numbers ending in -y, twenty | 280 | 
| determiner/quantifier | a | a | 289 | 
| numeric | two | arithmates | 278 | 
| numeric | six | undifferentiated; end in -x | 281 | 
| numeric | twenty | undifferentiated | 282 | 
| pronoun | I | personal pronoun, I | 36 | 
| pronoun | this | this | 37 | 
| pronoun | that | that | 38 | 
| pronoun | I | 1st person | 46 | 
| pronoun | yourself | reflexive, yourself | 48 | 
| pronoun | my | possessive pronoun | 49 | 
| pronoun | else | else | 246 | 
| pronoun | they | unique for 3rd plural | 261 | 
| pronoun | he | it/he | 262 | 
| pronoun | she | it/she | 263 | 
| pronoun | other | other | 264 | 
| pronoun | itself | itself | 265 | 
| pronoun | one | one | 266 | 
| pronoun | much | much and many in phrase how much, how many | 267 | 
| pronoun | all | all | 283 | 
| relative or interrogative pronoun | who | who | 260 | 
| relative/interrogative |  |  |  | 
| pronoun | one | one | 309 | 
| relative or interrogative |  |  |  | 
| pronoun | much | much, how much | 310 |