lisp vs enunciate

lisp is a noun but enunciate is not a noun.

Word	Noun	Adjective	Verb	Adverb
lisp	Yes	No	Yes	No
enunciate	No	No	Yes	No

As verbs, enunciate is a hypernym of lisp; that is, enunciate is a word with a broader meaning than lisp:

Other hypernyms of lisp include articulate, enounce, pronounce, say, sound out.

lisp (noun)	enunciate (noun)
a speech defect that involves pronouncing `s' like voiceless `th' and `z' like voiced `th'

lisp (verb)	enunciate (verb)
speak with a lisp	express or state clearly
	speak, pronounce, or utter in a certain way