origin

n.起源，开端；出身，血统

organist, organization, organization, organisation, organizational, organizational, organisational, organize, organize, organise, organized, organised, organizer, organiser, orgasm, orgiastic, orgy, oriel, orient, oriental, orientalist, orientate, orientation, orienteering, orifice, original, original sin, originality, originally, originate, originator, oriole, ormolu, ornament, ornamental, ornamentation, ornate, ornately, ornateness, ornithological, ornithologist, ornithology, orotund, orphan, orphanage,