libation vs serving

libation and serving both are nouns.

Word	Noun	Adjective	Verb	Adverb
libation	Yes	No	No	No
serving	Yes	No	No	No

As nouns, serving is a hypernym of libation; that is, serving is a word with a broader meaning than libation:

Other hypernyms of libation include helping, portion.

libation (noun)	serving (noun)
the act of pouring a liquid offering (especially wine) as a religious ceremony	the act of delivering a writ or summons upon someone
a serving (of wine) poured out in honor of a deity	an individual quantity of food or drink taken as part of a meal
(facetious) a serving of an alcoholic beverage