surrettizio (bn):
heimelijk(en) stealthy, furtive, well hidden, covert., steels(en) stealthy, furtive, well hidden, covert., verdekt(en) stealthy, furtive, well hidden, covert., verdoken(en) stealthy, furtive, well hidden, covert.
Via: Dbnary en WikiWoordenboeken
Via: Memodata.com