Here's what rhymes with hackish.
blackish brackish Words that almost rhyme with hackish
haggish haggis waggish vanish hashish faddish famish parish lavish banish radish vanquish flattish mannish raffish snappish kaddish caddish palish laddish anguish catfish clannish flatfish establish languish brandish blandish outlandish reestablish disestablish