pork vs suckling pig

pork and suckling pig both are nouns.

Word	Noun	Adjective	Verb	Adverb
pork	Yes	No	No	No
suckling pig	Yes	No	No	No

As nouns, suckling pig is a hyponym of pork; that is, suckling pig is a word with a more specific, narrower meaning than pork:

Other hyponyms of pork include cochon de lait, salt pork, pigs' feet, pigs' knuckles.

pork (noun)	suckling pig (noun)
meat from a domestic hog or pig	whole young pig suitable for roasting
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