start vs jumpstart

start and jumpstart both are nouns.

Word	Noun	Adjective	Verb	Adverb
start	Yes	No	Yes	No
jumpstart	Yes	No	Yes	No

As verbs, jumpstart is a hyponym of start; that is, jumpstart is a word with a more specific, narrower meaning than start:

As verbs, jumpstart is a hyponym of start; that is, jumpstart is a word with a more specific, narrower meaning than start:

start: get going or set in motion
jumpstart: start (a car engine whose battery is dead) by connecting it to another car's battery

Other hyponyms of start include kick-start, hot-wire, re-start, restart, crank, crank up, jump-start, jump.

start (noun)	jumpstart (noun)
the act of starting something	starting an automobile engine that has a weak battery by means of jumper cables to another car
a sudden involuntary movement
a turn to be a starter (in a game at the beginning)
the advantage gained by beginning early (as in a race)
a signal to begin (as in a race)
the beginning of anything
a line indicating the location of the start of a race or a game
the time at which something is supposed to begin

start (verb)	jumpstart (verb)
take the first step or steps in carrying out an action	start or re-start vigorously
set in motion, cause to start	start (a car engine whose battery is dead) by connecting it to another car's battery
play in the starting lineup
bring into being
get off the ground
begin or set in motion
get going or set in motion
depart for someplace
bulge outward
move or jump suddenly, as if in surprise or alarm
begin work or acting in a certain capacity, office or job
begin an event that is implied and limited by the nature or inherent function of the direct object
have a beginning, in a temporal, spatial, or evaluative sense
have a beginning characterized in some specified way