(つま)

つま
noun
wife
1. wife
A neutral term for wife. This is the most straightforward word for referring to one's spouse.
(つま)()
To meet my wife.
His wife is Japanese.
It's been ten years since I married my wife.
My wife is good at singing, and she sings at home every day. She seems to really enjoy it.

(つま) is a neutral, modern term for 'wife' and is commonly used in both spoken and written Japanese. It's often preferred over 家内(かない) by those who want to avoid the traditional connotations. The male equivalent is (おっと). In official documents, (つま) is the standard term. In casual conversation, many people also use (よめ) or (おく)さん.