Words That Rhyme With "Crestfish" :

1 syllable:

cuish, dish, fish, Frisch, Gish, Kish, knish, lish, squish, swish, Tish, Trish, whish, wish

2 syllables:

commish, ghostfish, Irtysh, ladish, leftish, testis, unwish

3 syllables:

cornetfish, overfish