आपकी पत्नी

your wife

→ आप
phrase Rare #8,617
your wife आपकी is the respectful or formal form of “your” and agrees with पत्नी, which is feminine.
HI: क्या आपकी पत्नी आज घर पर हैं?
EN: Is your wife at home today?

आपकी पत्नी आपको छोड़कर चली गई है।

Your wife has left you.

— Relatos salvajes (2014)

वो सौम्या जी आपकी पत्नी है ना?

That's your wife, Ms. Soumya, right?

— Dhamaka (2021)

लेकिन आपकी पत्नी के वकील कौन?

But who is your wife’s lawyer?

— Relatos salvajes (2014)