jeopardize vs adventure

jeopardize is not a noun while adventure is a noun.

Word	Noun	Adjective	Verb	Adverb
jeopardize	No	No	Yes	No
adventure	Yes	No	Yes	No

As verbs, jeopardize and adventure are synonyms defined as:

Other synonyms of jeopardize include hazard, stake, venture.

jeopardize (noun)	adventure (noun)
	a wild and exciting undertaking (not necessarily lawful)

jeopardize (verb)	adventure (verb)
put at risk	put at risk
pose a threat to; present a danger to	take a risk in the hope of a favorable outcome