fond regard vs fondness

fond regard and fondness both are nouns.

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

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

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

fond regard (noun)	fondness (noun)
a feeling of affection for a person or an institution	a quality proceeding from feelings of affection or love
	a positive feeling of liking
	a predisposition to like something