wittiness vs jest

wittiness and jest both are nouns.

Word	Noun	Adjective	Verb	Adverb
wittiness	Yes	No	No	No
jest	Yes	No	Yes	No

As nouns, jest is a hyponym of wittiness; that is, jest is a word with a more specific, narrower meaning than wittiness:

wittiness: a message whose ingenuity or verbal skill or incongruity has the power to evoke laughter
jest: a humorous anecdote or remark intended to provoke laughter

wittiness (noun)	jest (noun)
The quality of being clever, amusingly ingenious.	activity characterized by good humor
a message whose ingenuity or verbal skill or incongruity has the power to evoke laughter	a humorous anecdote or remark intended to provoke laughter

wittiness (verb)	jest (verb)
	act in a funny or teasing way
	tell a joke; speak humorously