French mousseron

← Catalan moixernó (cognate)

← English mushroom (mention)

← Middle French mouceron (inherited)

← Old French moisserun (inherited)

← Old French moisseron (mention)

← Old French mosse (derived)

← Old French moise (mention)

← Proto-Germanic *musą (derived)

← Occitan mossalon (cognate)

→ Swedish musseron (borrowed)