Polyandries refers to the practice of having multiple husbands at the same time. There are several synonyms for this term, including polyandry, co-husbandry, and polygynandry. Polyandry is a more general term that describes any situation where a woman has multiple husbands, while co-husbandry specifically refers to a situation where the husbands are either brothers or otherwise closely related. Finally, polygynandry is a broader term that describes any situation where both men and women may have multiple partners at the same time. These terms are used to describe different types of relationships and are often embedded in cultural practices and traditions.