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pantheon echelon marathon octagon chaperon overdrawn antiphon predawn tarragon woebegone frogspawn outdrawn methadon withdrawn thereupon whereupon lexicon positron rapprochement paragon hereupon pentagon epsilon mastodon carillon leprechaun cordovan upsilon emoticon hexagon heptagon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