lure vs lead on

lure is a noun but lead on is not a noun.

Word	Noun	Adjective	Verb	Adverb
lure	Yes	No	Yes	No
lead on	No	No	Yes	No

As verbs, lead on is a hyponym of lure; that is, lead on is a word with a more specific, narrower meaning than lure:

lure: provoke someone to do something through (often false or exaggerated) promises or persuasion
lead on: entice or induce especially when unwise or mistaken

Other hyponyms of lure include hook, snare, seduce, call, stool, tweedle, decoy, bait.

lure (noun)	lead on (noun)
something used to lure fish or other animals into danger so they can be trapped or killed
qualities that attract by seeming to promise some kind of reward
anything that serves as an enticement

lure (verb)	lead on (verb)
provoke someone to do something through (often false or exaggerated) promises or persuasion	entice or induce especially when unwise or mistaken
	be false to; be dishonest with