18 letter Words with the Lowest Letter Frequency Scores
| # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) |
| 581 |
prediscontinuation |
12,051 |
acdeinoprstu |
12 |
323 |
| 582 |
photoisomerization |
12,066 |
aehimnoprstz |
12 |
322 |
| 583 |
osteochondromatous |
12,071 |
acdehmnorstu |
12 |
321 |
| 584 |
hypercholesterolia |
12,071 |
acehiloprsty |
12 |
320 |
| 585 |
overcapitalisation |
12,074 |
aceilnoprstv |
12 |
319 |
| 586 |
irreproachableness |
12,078 |
abcehilnoprs |
12 |
318 |
| 587 |
counterdevelopment |
12,099 |
cdelmnoprtuv |
12 |
317 |
| 588 |
unincorporatedness |
12,111 |
acdeinoprstu |
12 |
316 |
| 589 |
osteocartilaginous |
12,125 |
acegilnorstu |
12 |
315 |
| 590 |
astrophotometrical |
12,127 |
acehilmoprst |
12 |
314 |
| 591 |
nonauthoritatively |
12,146 |
aehilnortuvy |
12 |
313 |
| 592 |
chorioepitheliomas |
12,149 |
acehilmoprst |
12 |
312 |
| 593 |
schopenhauereanism |
12,163 |
acehimnoprsu |
12 |
311 |
| 594 |
overidolatrousness |
12,173 |
adeilnorstuv |
12 |
310 |
| 595 |
thermoluminescence |
12,179 |
cehilmnorstu |
12 |
309 |
| 596 |
undemonstrableness |
12,195 |
abdelmnorstu |
12 |
308 |
| 597 |
postresurrectional |
12,199 |
aceilnoprstu |
12 |
307 |
| 598 |
unmisinterpretable |
12,200 |
abeilmnprstu |
12 |
306 |
| 599 |
intertransformable |
12,209 |
abefilmnorst |
12 |
305 |
| 600 |
counterlegislation |
12,212 |
acegilnorstu |
12 |
304 |