sparrow hawk vs falcon

sparrow hawk and falcon both are nouns.

Word	Noun	Adjective	Verb	Adverb
sparrow hawk	Yes	No	No	No
falcon	Yes	No	Yes	No

As nouns, falcon is a hypernym of sparrow hawk; that is, falcon is a word with a broader meaning than sparrow hawk:

sparrow hawk: small North American falcon
falcon: diurnal birds of prey having long pointed powerful wings adapted for swift flight

sparrow hawk (noun)	falcon (noun)
small North American falcon	diurnal birds of prey having long pointed powerful wings adapted for swift flight
small hawk of Eurasia and northern Africa

sparrow hawk (verb)	falcon (verb)
	hunt with falcons