fond regard vs warmness

fond regard and warmness both are nouns.

Word	Noun	Adjective	Verb	Adverb
fond regard	Yes	No	No	No
warmness	Yes	No	No	No

As nouns, warmness is a hypernym of fond regard; that is, warmness is a word with a broader meaning than fond regard:

Other hypernyms of fond regard include affection, affectionateness, fondness, heart, philia, tenderness, warmheartedness.

fond regard (noun)	warmness (noun)
a feeling of affection for a person or an institution	the quality of having a moderate degree of heat
	a positive feeling of liking