Synonyms for Itinerant (same or very similar meaning)
WordNet sense 1 (a laborer who moves from place to place as demanded by employment):
gypsy, GipsyWordNet sense 2 (not settled or established):
unsettledWordNet sense 3 (working for a short time in different places):
road, traveling, touringWordNet sense 4 (in motion):
movingFrom the ODE community, based on WordNetadd/edit