article of clothing vs clothing

article of clothing and clothing both are nouns.

Word	Noun	Adjective	Verb	Adverb
article of clothing	Yes	No	No	No
clothing	Yes	No	No	No

As nouns, article of clothing and clothing are synonyms defined as:

article of clothing and clothing: a covering designed to be worn on a person's body

Other synonyms of article of clothing include habiliment, vesture, wear, wearable.

article of clothing (noun)	clothing (noun)
a covering designed to be worn on a person's body	a covering designed to be worn on a person's body