regard vs warmness

regard and warmness both are nouns.

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

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

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

regard (noun)	warmness (noun)
a long fixed look	the quality of having a moderate degree of heat
(usually preceded by `in') a detail or point	a positive feeling of liking
paying particular notice (as to children or helpless people)
an attitude of admiration or esteem
(usually plural) a polite expression of desire for someone's welfare
a feeling of friendship and esteem
the condition of being honored (esteemed or respected or well regarded)

regard (verb)	warmness (verb)
deem to be
look at attentively
connect closely and often incriminatingly