conservation vs conserve

conservation and conserve both are nouns.

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

conservation (noun)	conserve (noun)
the preservation and careful management of the environment and of natural resources	fruit preserved by cooking with sugar
(physics) the maintenance of a certain quantities unchanged during chemical reactions or physical transformations
an occurrence of improvement by virtue of preventing loss or injury or other change

conservation (verb)	conserve (verb)
	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