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