sweetener vs lure

sweetener and lure both are nouns.

Word	Noun	Adjective	Verb	Adverb
sweetener	Yes	No	No	No
lure	Yes	No	Yes	No

As nouns, sweetener and lure are synonyms defined as:

Other synonyms of sweetener include bait, come-on, hook.

sweetener (noun)	lure (noun)
anything that serves as an enticement	something used to lure fish or other animals into danger so they can be trapped or killed
something added to foods to make them taste sweeter	qualities that attract by seeming to promise some kind of reward
	anything that serves as an enticement

sweetener (verb)	lure (verb)
	provoke someone to do something through (often false or exaggerated) promises or persuasion