civilian dress vs clothing

civilian dress and clothing both are nouns.

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

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

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

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

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