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