rootless

adj having no root or roots 无根的; 无根基的: a rootless wandering life 飘泊无依的生活.

roof-tree, roofing, rook, rookery, rookie, room, room service, room-mate, roomer, roomful, roominess, rooming-house, roomy, roost, rooster, root, root beer, root vegetable, root-crop, rooted, rootlessness, rope, rope ladder, rope-ladder, ropiness, ropy (also ropey), Roquefort, roro, rosary, rose, rose-bud, rose-hip, rose-water, rose-window, roseate, rosebay, rosebush, rosemary, rosette, rosewood,