scatter rug vs rug

scatter rug and rug both are nouns.

Word	Noun	Adjective	Verb	Adverb
scatter rug	Yes	No	No	No
rug	Yes	No	No	No

As nouns, rug is a hypernym of scatter rug; that is, rug is a word with a broader meaning than scatter rug:

scatter rug: a small rug; several can be used in a room
rug: floor covering consisting of a piece of thick heavy fabric (usually with nap or pile)

Other hypernyms of scatter rug include carpet, carpeting.

scatter rug (noun)	rug (noun)
a small rug; several can be used in a room	floor covering consisting of a piece of thick heavy fabric (usually with nap or pile)