fondness vs warmness

fondness and warmness both are nouns.

Word	Noun	Adjective	Verb	Adverb
fondness	Yes	No	No	No
warmness	Yes	No	No	No

As nouns, fondness and warmness are synonyms defined as:

Other synonyms of fondness include affection, affectionateness, heart, philia, tenderness, warmheartedness.

fondness (noun)	warmness (noun)
a quality proceeding from feelings of affection or love	the quality of having a moderate degree of heat
a positive feeling of liking	a positive feeling of liking
a predisposition to like something