poke vs jab

poke and jab both are nouns.

Word	Noun	Adjective	Verb	Adverb
poke	Yes	No	Yes	No
jab	Yes	No	Yes	No

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

As nouns, poke and jab are synonyms defined as:

Other synonyms of poke include jabbing, poking, thrust, thrusting.

As verbs, poke and jab are synonyms defined as:

Other synonyms of poke include dig, prod, stab.

poke (noun)	jab (noun)
(boxing) a blow with the fist	a quick short straight punch
a sharp hand gesture (resembling a blow)	a sharp hand gesture (resembling a blow)
a bag made of paper or plastic for holding customer's purchases	the act of touching someone suddenly with your finger or elbow
someone who takes more time than necessary; someone who lags behind
tall coarse perennial American herb having small white flowers followed by blackish-red berries on long drooping racemes; young fleshy stems are edible; berries and root are poisonous

poke (verb)	jab (verb)
make a hole by poking	poke or thrust abruptly
poke or thrust abruptly	strike or punch with quick and short blows
hit hard with the hand, fist, or some heavy instrument	stab or pierce
stir by poking
search or inquire in a meddlesome way