moss

n.苔，青苔；藓；

mortar, mortar-board, mortgage, mortgagee, mortgager, mortgagor, mortician, mortification, mortify, mortise (also mortice), mortise lock, mortuary, mosaic, Moscow, moselle, mosey, Moslem, mosque, mosquito, mosquito-net, moss-grown, mossback, mossy, most, mostly, MOT, mote, motel, motet, moth, moth-eaten, mothball, mother, mother country, Mother Nature, mother ship, Mother Superior, mother tongue, mother's boy, Mother's Day,