large person vs whale

large person and whale both are nouns.

Word	Noun	Adjective	Verb	Adverb
large person	Yes	No	No	No
whale	Yes	No	Yes	No

As nouns, whale is a hyponym of large person; that is, whale is a word with a more specific, narrower meaning than large person:

Other hyponyms of large person include butterball, fat person, fatso, fatty, roly-poly, giant, heavyweight, hulk.

large person (noun)	whale (noun)
a person of greater than average size	any of the larger cetacean mammals having a streamlined body and breathing through a blowhole on the head
	a very large person; impressive in size or qualities

large person (verb)	whale (verb)
	hunt for whales