Synonyms to research worker

analyst, analyzer, assayer, behavior therapist, clinical psychologist, essayer, examiner, experimenter, headshrinker, hypnotherapist, narcotherapist, psychiatrist, psychoanalyst, psychoanalyzer, psychotherapeutist, psychotherapist, researcher, shrink, shrinker, test driver, test pilot, tester, tryer-out, breaker, centrifuge, cutter, gas analyzer, mass spectrograph, mass spectrometer, scanner, separator, sieve, stripper, aeronaut, aeroplaner, aeroplanist, air pilot, airplanist, astronaut, aviator, barnstormer, birdman, captain, cloud seeder, commercial pilot, copilot, crop-duster, flier, instructor, jet jockey, licensed pilot, pilot, rainmaker, stunt flier, stunt man, wingman, examinant, inspector, investigator, observer, scrutineer, te