fox vs lead on

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

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

As verbs, lead on is a hypernym of fox; that is, lead on is a word with a broader meaning than fox:

Other hypernyms of fox include cozen, deceive, delude.

fox (noun)	lead on (noun)
alert carnivorous mammal with pointed muzzle and ears and a bushy tail; most are predators that do not hunt in packs
a shifty deceptive person
the grey or reddish-brown fur of a fox

fox (verb)	lead on (verb)
become discolored with, or as if with, mildew spots	entice or induce especially when unwise or mistaken
be confusing or perplexing to; cause to be unable to think clearly	be false to; be dishonest with
deceive somebody