Synonyms to unwelcome guest

buttinsky, Dutch uncle, Paul, Polonius, admonisher, adviser, backseat driver, butt-in, confidant, consultant, counsel, counselor, crasher, encroacher, expert, gate-crasher, guide, infiltrator, instructor, interloper, intermeddler, intruder, invader, kibitzer, meddler, mentor, monitor, nestor, nose, orienter, pragmatist, preceptist, prier, quidnunc, rubberneck, snoop, teacher, trespasser, gate crasher, arriviste, caller, company, emigrant, freeloader, frequenter, greenhorn, guest, habitue, immigrant, moocher, new arrival, new boy, newcomer, novus homo, parvenu, recruit, rookie, settler, squatter, stowaway, tenderfoot, uninvited guest, upstart, visitant, visitor, arrival, black sheep, blemish, burglar, busybody, comer, entrant, foreign body, foreign intruder, gatecrasher, impurity, in-migrant, incomer, misfit, monkey wrench, mote, ne