my spouse; my wife; my husband
A somewhat formal or literary expression for one's own spouse. The kanji 妻 or 夫 specifies the gender. Used in self-reference, not for addressing the spouse directly.
My wife is good at cooking.
My husband gets up early every morning.
Humble term for one's own wife, used when speaking to outsiders. 我が妻 is not humble, but rather formal/literary.
Standard kanji spelling for 'my wife'.
Standard kanji spelling for 'my husband'.
Combination of 我が (archaic possessive 'my') and 妻/夫 (spouse). The reading つま is an older form of 妻/夫.