life expectancy vs anticipation

life expectancy and anticipation both are nouns.

Word	Noun	Adjective	Verb	Adverb
life expectancy	Yes	No	No	No
anticipation	Yes	No	No	No

As nouns, anticipation is a hypernym of life expectancy; that is, anticipation is a word with a broader meaning than life expectancy:

life expectancy: an expected time to live as calculated on the basis of statistical probabilities
anticipation: something expected (as on the basis of a norm)

Other hypernyms of life expectancy include expectancy.

life expectancy (noun)	anticipation (noun)
an expected time to live as calculated on the basis of statistical probabilities	the act of predicting (as by reasoning about the future)
	something expected (as on the basis of a norm)
	an expectation
	anticipating with confidence of fulfillment