This is the 3781st most frequent Chinese word.
配偶
Spouse.
The word 配偶 is used here to formally refer to the relationship of being someone's spouse.
他是我的合法配偶，我们已经结婚五年了。
He is my lawful spouse, we have been married for five years.
配偶 is used in an official context to indicate marital partnership details.
申请表上需要填写您的配偶的姓名。
The application form requires you to fill in your spouse's name.
配偶 emphasizes the mutual respect in the close relationship between spouses.