vault vs vaulter

vault and vaulter both are nouns.

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

vault (noun)	vaulter (noun)
the act of jumping over an obstacle	an athlete who jumps over a high crossbar with the aid of a long pole
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

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