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chaperon hereupon pentagon amazon antiphon woebegone autobahn carillon leprechaun cordovan upsilon frogspawn outdrawn withdrawn automaton denouement rapprochement hexagon overdrawn epsilon mastodon heptagon emoticon methadon pantechnicon phenomenon