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