Here's what rhymes with unvarnish.
varnish garnish tarnish Words that almost rhyme with unvarnish
cornice warmish schoolmarmish shortish sharpish starfish hawkish swordfish largish donnish garfish hoggish polish astonish admonish popish codfish longish modish ravish smallish snobbish dogfish dwarfish mawkish waspish abolish impoverish crawfish blondish cloddish blokish accomplish demolish