secretary bird vs raptor

secretary bird and raptor both are nouns.

Word	Noun	Adjective	Verb	Adverb
secretary bird	Yes	No	No	No
raptor	Yes	No	No	No

As nouns, raptor is a hypernym of secretary bird; that is, raptor is a word with a broader meaning than secretary bird:

secretary bird: large long-legged African bird of prey that feeds on reptiles
raptor: any of numerous carnivorous birds that hunt and kill other animals

Other hypernyms of secretary bird include bird of prey, raptorial bird.

secretary bird (noun)	raptor (noun)
large long-legged African bird of prey that feeds on reptiles	any of numerous carnivorous birds that hunt and kill other animals