reinsure vs reinsurance

reinsure is not a noun while reinsurance is a noun.

Word	Noun	Adjective	Verb	Adverb
reinsure	No	No	Yes	No
reinsurance	Yes	No	No	No

reinsure (noun)	reinsurance (noun)
	sharing the risk by insurance companies; part or all of the insurer's risk is assumed by other companies in return for part of the premium paid by the insured

reinsure (verb)	reinsurance (verb)
insure again by transferring to another insurance company all or a part of a liability assumed
insure again by assuming all or a part of the liability of an insurance company already covering a risk
provide additional insurance for