parachutist vs parachute jumper

parachutist and parachute jumper both are nouns.

Word	Noun	Adjective	Verb	Adverb
parachutist	Yes	No	No	No
parachute jumper	Yes	No	No	No

As nouns, parachutist and parachute jumper are synonyms defined as:

parachutist and parachute jumper: a person who jumps from aircraft using a parachute

Other synonyms of parachutist include parachuter.

parachutist (noun)	parachute jumper (noun)
a person who jumps from aircraft using a parachute	a person who jumps from aircraft using a parachute