lamb vs hog

lamb and hog both are nouns.

Word	Noun	Adjective	Verb	Adverb
lamb	Yes	No	Yes	No
hog	Yes	No	Yes	No

As nouns, hog is a hyponym of lamb; that is, hog is a word with a more specific, narrower meaning than lamb:

Other hyponyms of lamb include lambkin, baa-lamb, hogg, hogget, teg, Persian lamb.

lamb (noun)	hog (noun)
young sheep	domestic swine
the flesh of a young domestic sheep eaten as food	a sheep up to the age of one year; one yet to be sheared
a sweet innocent mild-mannered person (especially a child)	a person regarded as greedy and pig-like
a person easily deceived or cheated (especially in financial matters)

lamb (verb)	hog (verb)
give birth to a lamb	take greedily; take more than one's share