husband vs benedick

husband and benedick both are nouns.

Word	Noun	Adjective	Verb	Adverb
husband	Yes	No	Yes	No
benedick	Yes	No	No	No

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

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

husband (noun)	benedick (noun)
a married man; a woman's partner in marriage	a newly married man (especially one who has long been a bachelor)

husband (verb)	benedick (verb)
use cautiously and frugally