hubby vs cuckold

hubby and cuckold both are nouns.

Word	Noun	Adjective	Verb	Adverb
hubby	Yes	No	No	No
cuckold	Yes	No	Yes	No

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

Other hyponyms of hubby include benedick, benedict, family man, house husband, househusband, uxoricide.

hubby (noun)	cuckold (noun)
a married man; a woman's partner in marriage	a man whose wife committed adultery

hubby (verb)	cuckold (verb)
	be sexually unfaithful to one's partner in marriage