jumping vs vault

jumping and vault both are nouns.

Word	Noun	Adjective	Verb	Adverb
jumping	Yes	No	No	No
vault	Yes	No	Yes	No

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

Other hyponyms of jumping include header, hop, bounce, bound, leap, leaping, saltation, spring, hurdle, jumping up and down, capriole.

jumping (noun)	vault (noun)
the act of participating in an athletic competition in which you must jump	the act of jumping over an obstacle
the act of jumping; propelling yourself off the ground	an arched brick or stone ceiling or roof
	a burial chamber (usually underground)
	a strongroom or compartment (often made of steel) for safekeeping of valuables

jumping (verb)	vault (verb)
	bound vigorously
	jump across or leap over (an obstacle)