Here's what rhymes with siththan.
Words that almost rhyme with siththan
ion einen fibrin fireman firemen heighten siren scion hymen lion frighten tighten widen lichen lighten ripen beiden hyphen liken siphon syphon whiten lineman linemen titan pinyon finespun horizon bison brighten baryon prion liven thriven linesman veniremen funnyman enlighten aphelion cotyledon billycan enliven bedizen dicotyledon dandelion perihelion monocotyledon