Here's what rhymes with congenitalc.
talc Words that almost rhyme with congenitalc
back attack bank task tank pack jack tack aback bask dank tak basque black lack rank track blank thank drank mask sank stack nach plaque rack sac sack hack plank cask fac knack lac masque shack shank hanc lank mac mak prank unpack whack hank spank stank wrack yak yank mack embank wack pickaback yack mudpack crack flank flask frank slack crank paperback shrank franc smack snack elegiac flak quack riverbank clack clank unmask ipecac piggyback swank claque databank flack outrank repack anorak thumbtack highjack counterattack almanac maniac shellac zodiac antitank lumberjack stickleback pointblank razorback charabanc skyjack cardiac demoniac hardtack applejack crackerjack gunnysack rickrack quarterback haversack amnesiac insomniac steeplejack nymphomaniac megalomaniac