peplum vs garment

peplum and garment both are nouns.

Word	Noun	Adjective	Verb	Adverb
peplum	Yes	No	No	No
garment	Yes	No	Yes	No

As nouns, garment is a hypernym of peplum; that is, garment is a word with a broader meaning than peplum:

peplum: a garment worn by women in ancient Greece; cloth caught at the shoulders and draped in folds to the waist
garment: an article of clothing

peplum (noun)	garment (noun)
a flared ruffle attached to the waistline of a dress or jacket or blouse	an article of clothing
a garment worn by women in ancient Greece; cloth caught at the shoulders and draped in folds to the waist

peplum (verb)	garment (verb)
	provide with clothes or put clothes on