Here's what rhymes with karn.
corn born borne torn worn barn horn warn scorn yarn morn mourn thorn shorn darn porn tarn lorn sworn adorn forlorn unborn reborn outworn careworn forborne unworn lowborn unicorn forewarn peppercorn timeworn sweetcorn firstborn stillborn waterborne forsworn lovelorn foresworn Words that almost rhyme with karn
arm form farm warm charm harm norm forme dorm alarm storm psalm swarm rearm perform reform inform conform forearm disarm lukewarm deform firearm overarm rewarm nonfarm preform underarm schoolmarm yardarm uniform chloroform cruciform outperform vermiform transform cuneiform fusiform multiform misinform thunderstorm nonuniform on gone con aan khan awn don non von dawn lawn yon hon wan bon fawn han pawn schon yawn bonne sawn sonne vpon faun john gnawn upon drawn spawn swan yuan exon fagon begone brawn pecan prawn thereon salon baton foregone whereon npon operon chiffon forgone tenon aileron hereon lasagne neocon undergone polygon echelon octagon paragon redrawn chaperon amazon predawn tarragon woebegone autobahn carillon outdrawn withdrawn thereupon whereupon lexicon denouement pantheon hexagon marathon hereupon overdrawn pentagon antiphon epsilon heptagon cordovan trimaran upsilon emoticon frogspawn methadon automaton positron mastodon leprechaun phenomenon rapprochement pantechnicon