Here's what rhymes with prolegomenon.
non gnawn upon don gone von con dawn lawn yon hon wan bon fawn han pawn schon yawn bonne khan sawn sonne vpon faun john drawn salon baton spawn swan yuan npon brawn pecan prawn tenon amazon hereon lasagne undergone thereon denouement whereon echelon marathon begone chiffon overdrawn aileron antiphon autobahn carillon neocon methadon phenomenon thereupon whereupon lexicon automaton foregone pantheon hexagon octagon paragon redrawn chaperon forgone hereupon epsilon mastodon predawn tarragon woebegone trimaran upsilon emoticon outdrawn withdrawn polygon positron rapprochement pentagon leprechaun cordovan heptagon pantechnicon frogspawn Words that almost rhyme with prolegomenon
mom nom mam long along wrong com song calm bomb palm bom homme vom balm gong rom som tom dong thong pom pong tong bong iamb quam throng prom prong aplomb twang embalm qualm salaam sarong consomme erelong mahjong strong belong prolong intercom pogrom singsong nightlong firebomb becalm dingdong supermom lifelong cardamom yearlong livelong morn mourn born corn borne torn worn barn horn warn yarn adorn thorn unborn shorn darn porn tarn lorn unworn scorn sworn forlorn reborn outworn waterborne forborne timeworn lowborn unicorn careworn forewarn lovelorn peppercorn firstborn stillborn forsworn foresworn sweetcorn