vitality vs vigor

vitality and vigor both are nouns.

Word	Noun	Adjective	Verb	Adverb
vitality	Yes	No	No	No
vigor	Yes	No	No	No

As nouns, vigor is a hypernym of vitality; that is, vigor is a word with a broader meaning than vitality:

Other hypernyms of vitality include energy, muscularity, vigour, vim.

vitality (noun)	vigor (noun)
the property of being able to survive and grow	active strength of body or mind
an energetic style	an imaginative lively style (especially style of writing)
(biology) a hypothetical force (not physical or chemical) once thought by Henri Bergson to cause the evolution and development of organisms	forceful exertion
a healthy capacity for vigorous activity