overgarment vs cloak

overgarment and cloak both are nouns.

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

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

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

overgarment (noun)	cloak (noun)
a garment worn over other garments	a loose outer garment
	anything that covers or conceals

overgarment (verb)	cloak (verb)
	cover with or as if with a cloak
	cover as if with clothing
	hide under a false appearance