raiment vs frock

raiment and frock both are nouns.

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

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

raiment (noun)	frock (noun)
especially fine or decorative clothing	a one-piece garment for a woman; has skirt and bodice
	a habit worn by clerics
	a long, loose outer garment

raiment (verb)	frock (verb)
provide with clothes or put clothes on	put a frock on