husband vs conserve

husband and conserve both are nouns.

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

As verbs, husband and conserve are synonyms defined as:

Other synonyms of husband include economise, economize.

husband (noun)	conserve (noun)
a married man; a woman's partner in marriage	fruit preserved by cooking with sugar

husband (verb)	conserve (verb)
use cautiously and frugally	preserve with sugar
	use cautiously and frugally
	keep in safety and protect from harm, decay, loss, or destruction
	keep constant through physical or chemical reactions or evolutionary change