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forgone pentagon aileron amazon antiphon hereon predawn tarragon heptagon lasagne neocon upsilon emoticon outdrawn withdrawn automaton denouement pantheon rapprochement echelon epsilon mastodon carillon leprechaun cordovan trimaran frogspawn phenomenon thereupon whereupon positron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