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foregone pantheon echelon chaperon forgone hereupon overdrawn pecan aileron amazon tarragon lasagne upsilon undergone withdrawn whereupon lexicon polygon automaton hexagon marathon octagon paragon redrawn antiphon epsilon mastodon predawn woebegone autobahn carillon heptagon neocon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