civilian garb vs vesture

civilian garb and vesture both are nouns.

Word	Noun	Adjective	Verb	Adverb
civilian garb	Yes	No	No	No
vesture	Yes	No	Yes	No

As nouns, vesture is a hypernym of civilian garb; that is, vesture is a word with a broader meaning than civilian garb:

civilian garb: ordinary clothing as distinguished from uniforms, work clothes, clerical garb, etc.
vesture: a covering designed to be worn on a person's body

Other hypernyms of civilian garb include article of clothing, clothing, habiliment, wear, wearable.

civilian garb (noun)	vesture (noun)
ordinary clothing as distinguished from uniforms, work clothes, clerical garb, etc.	a covering designed to be worn on a person's body
	something that covers or cloaks like a garment

civilian garb (verb)	vesture (verb)
	provide or cover with a cloak