Scrabble Word Finder: American Scrabble Dictionary
(Pattern="", Letters="bbbcccdddfffggghhhjjjkkklllmmmnnnpppqqqrrrssstttvvvwwwxxxzzz", Min. Letters=0, Match=Anywhere in word, Advanced Search, Sort=By Length)
 

22 words found...

7: tsktsks
6: crwths, tsktsk
5: crwth, phpht
4: brrr, cwms, pfft, psst, tsks
3: brr, cwm, hmm, nth, pht, pst, shh, tsk, zzz
2: hm, mm, sh