THESAURUS
astronaut
Martian, adventurer, aeronaut, aeroplaner, aeroplanist, air pilot, airplanist, alien, alpinist, aviator, barnstormer, birdman, camper, captain, climber, cloud seeder, comers and goers, commercial pilot, commuter, copilot, cosmonaut, cosmopolite, crop-duster, cruiser, excursionist, explorer, fare, flier, globe-girdler, globe-trotter, goer, hajji, instructor, jet jockey, jet set, jet-setter, journeyer, licensed pilot, man from Mars, mariner, mountaineer, palmer, passenger, passerby, pathfinder, pilgrim, pilot, pioneer, planetary colony, rainmaker, rocket man, rocketeer, rubberneck, rubbernecker, sailor, sightseer, space crew, space traveler, spaceman, straphanger, stunt flier, stunt man, test pilot, tourer, tourist, trailblazer, trailbreaker, transient, traveler, trekker, tripper, viator, visiting fireman, voortrekker, voyager, voyageur, wayfarer, wingman, world-traveler
ROGET THESAURUS
astronaut
Mariner
N
sailor, mariner, navigator, seaman, seafarer, seafaring man, dock walloper, tar, jack tar, salt, able seaman, A, B, man-of-war's man, bluejacket, galiongee, galionji, marine, jolly, midshipman, middy, skipper, shipman, boatman, ferryman, waterman, lighterman, bargeman, longshoreman, bargee, gondolier, oar, oarsman, rower, boatswain, cockswain, coxswain, steersman, pilot, crew, aerial navigator, aeronaut, balloonist, Icarus, aeroplanist, airman, aviator, birdman, man-bird, wizard of the air, aviatrix, flier, pilot, test pilot, glider pilot, bush pilot, navigator, flight attendant, steward, stewardess, crew,
astronaut, cosmonaut, parachutist, paratrooper.