supermodel vs mannequin

supermodel and mannequin both are nouns.

Word	Noun	Adjective	Verb	Adverb
supermodel	Yes	No	No	No
mannequin	Yes	No	No	No

As nouns, mannequin is a hypernym of supermodel; that is, mannequin is a word with a broader meaning than supermodel:

Other hypernyms of supermodel include fashion model, manakin, manikin, mannikin, model.

supermodel (noun)	mannequin (noun)
a fashion model who has attained the status of a celebrity	a life-size dummy used to display clothes
	a woman who wears clothes to display fashions