No A, E, I, O, U – and no Y either
All 20 words in our list:
BRR, BRRR, CRWTH, CRWTHS, CWM, CWMS, HM, HMM, MM, NTH, PFFT, PHPHT, PHT, PSST, SH, SHH, TSK, TSKS, TSKTSK, TSKTSKS
Several are interjections (HMM, SHH, PSST, TSK). CWM (a mountain hollow) and CRWTH (an old Celtic lyre) come from Welsh, where W is a vowel. NTH is mathematical.
Common words with Y as the only vowel
These 61 of them appear in SCOWL at size 50 or below (our “common” label):
BRR, BY, CRY, CRYPT, CRYPTS, CYST, CYSTS, DRY, DRYLY, DRYS, FLY, FLYBY, FLYBYS, FRY, GLYPH, GYM, GYMS, GYPSY, HYMN, HYMNS, LYMPH, LYNCH, LYNX, MY, MYRRH, MYTH, MYTHS, NTH, NYMPH, NYMPHS, PLY, PRY, PSST, PSYCH, PSYCHS, PYGMY, PYX, RHYTHM, RHYTHMS, SH, SHY, SHYLY, SKY, SLY, SLYLY, SPRY, SPRYLY, SPY, STY, SYLPH, SYLPHS, SYNC, SYNCS, THY, TRY, TRYST, TRYSTS, WHY, WHYS, WRY, WRYLY
Find your own
In the word finder, type aeiou in Exclude, and add y to rule out Y as well. Combine with a length to answer questions like “5-letter words without vowels”.