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