sharing vs generosity

sharing and generosity both are nouns.

Word	Noun	Adjective	Verb	Adverb
sharing	Yes	Yes	No	No
generosity	Yes	No	No	No

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

Other hyponyms of sharing include unselfishness, gift, giving.

sharing (noun)	generosity (noun)
a distribution in shares	acting generously
sharing thoughts and feelings	the trait of being willing to give your money or time
having in common
using or enjoying something jointly with others

sharing (adjective)	generosity (adjective)
unselfishly willing to share with others