polyandry

n [U] custom of having more than one husband at the same time 一妻多夫（制）.

poll, poll-tax, pollard, pollen, pollen count, pollinate, pollination, polling, pollster, pollutant, pollute, pollution, pollyanna, polo, polo neck, polonaise, poltergeist, poly, poly-, polyandrous, polyanthus, polyester, polyethylene, polygamist, polygamous, polygamy, polyglot, polygon, polygonal, polyhedron, polymath, polymer, polymorphous, Polynesian, polyp, polyphonic, polyphony, polypous, polystyrene, polysyllabic,