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