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prawn hereon lasagne baton foregone whereon echelon npon operon begone chaperon forgone pecan tenon aileron amazon withdrawn thereupon pantheon marathon redrawn hereupon overdrawn antiphon epsilon predawn autobahn neocon upsilon outdrawn methadon undergone whereupon lexicon polygon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