chimney swift vs swift

chimney swift and swift both are nouns.

Word	Noun	Adjective	Verb	Adverb
chimney swift	Yes	No	No	No
swift	Yes	Yes	No	No

As nouns, swift is a hypernym of chimney swift; that is, swift is a word with a broader meaning than chimney swift:

chimney swift: American swift that nests in e.g. unused chimneys
swift: a small bird that resembles a swallow and is noted for its rapid flight

chimney swift (noun)	swift (noun)
American swift that nests in e.g. unused chimneys	a small bird that resembles a swallow and is noted for its rapid flight
	common western lizard; seen on logs or rocks

chimney swift (adjective)	swift (adjective)
	moving very fast