overgarment vs frock

overgarment and frock both are nouns.

Word	Noun	Adjective	Verb	Adverb
overgarment	Yes	No	No	No
frock	Yes	No	Yes	No

As nouns, frock is a hyponym of overgarment; that is, frock is a word with a more specific, narrower meaning than overgarment:

Other hyponyms of overgarment include aba, cloak, coat, izar, snowsuit.

overgarment (noun)	frock (noun)
a garment worn over other garments	a one-piece garment for a woman; has skirt and bodice
	a habit worn by clerics
	a long, loose outer garment

overgarment (verb)	frock (verb)
	put a frock on