whoop vs hollo

whoop and hollo both are nouns.

Word	Noun	Adjective	Verb	Adverb
whoop	Yes	No	Yes	No
hollo	Yes	No	Yes	No

As verbs, hollo is a hypernym of whoop; that is, hollo is a word with a broader meaning than whoop:

Other hypernyms of whoop include call, cry, holler, scream, shout, shout out, squall, yell.

whoop (noun)	hollo (noun)
a loud hooting cry of exultation or excitement	a very loud utterance (like the sound of an animal)

whoop (verb)	hollo (verb)
shout, as if with joy or enthusiasm	utter a sudden loud cry
cough spasmodically	cry hollo
	encourage somebody by crying hollo