travel vs traveler

travel and traveler both are nouns.

Word	Noun	Adjective	Verb	Adverb
travel	Yes	No	Yes	No
traveler	Yes	No	No	No

travel (noun)	traveler (noun)
the act of going from one place to another	a person who changes location
self-propelled movement
a movement through space that changes the location of something

travel (verb)	traveler (verb)
change location; move, travel, or proceed, also metaphorically
make a trip for pleasure
travel upon or across
undergo transportation as in a vehicle
undertake a journey or trip
travel from place to place, as for the purpose of finding work, preaching, or acting as a judge