civilian clothing vs habiliment

civilian clothing and habiliment both are nouns.

Word	Noun	Adjective	Verb	Adverb
civilian clothing	Yes	No	No	No
habiliment	Yes	No	No	No

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

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

Other hypernyms of civilian clothing include article of clothing, clothing, vesture, wear, wearable.

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