conserve vs conservation

conserve and conservation both are nouns.

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

conserve (noun)	conservation (noun)
fruit preserved by cooking with sugar	the preservation and careful management of the environment and of natural resources
	(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

conserve (verb)	conservation (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