Here's what rhymes with umbraque.
black lack track plaque rack lac wrack yak yack back crack pack nach sac sack slack hack jack tack fac knack shack flak mac mak tak whack clack claque flack mack wack attack stack aback smack snack quack shellac unpack ipecac repack anorak mudpack cardiac elegiac maniac zodiac hardtack lumberjack gunnysack thumbtack rickrack highjack paperback almanac piggyback applejack razorback pickaback skyjack counterattack demoniac haversack stickleback amnesiac insomniac crackerjack steeplejack quarterback nymphomaniac megalomaniac Words that almost rhyme with umbraque
drag lag rag brag blag bag flag tag slag gag hag wag crag fag mag nag sag zag dag shag toerag stag snag swag dishrag fleabag scrag washrag nosebag chinwag saddlebag wigwag sleazebag lollygag lallygag scalawag scallywag rank blank drank plank lank prank yank bank task tank thank flank mask sank flask frank crank shrank cask franc masque shank bask dank hanc talc clank hank basque outrank antitank spank stank unmask swank embank pointblank riverbank databank charabanc