-іңіз

• -ыңыз (-yñyz), -ңыз (-ñyz), -ңіз (-ñız)

Inherited from Proto-Turkic *-iŋiŕ. Cognate with Kyrgyz -иңиз (-iŋiz), Southern Altai -игер (-iger), Turkish -iniz, Yakut -гит (-git).

-іңіз • (-ıñız)

1. your (denotes second-person singular formal possessive suffix)

   ‎ана (ana, “mother”) + ‎-іңіз (-ıñız) → ‎анаңыз (anañyz, “your mother”)

• -ің (-ıñ, “second-person singular informal possessive suffix”)
• -нің (-nıñ, “genitive case”)
• -ім (-ım, “first-person singular possessive suffix”)
• -іміз (-ımız, “first-person plural possessive suffix”)
• -сі (-sı, “third-person possessive suffix”)

From Proto-Turkic *-iŋ, reshaped by analogy with the possessive suffix (see etymology 1).

-іңіз • (-ıñız)

1. Used to form second-person singular formal imperative.

   ‎кел- (kel-, “to come”) + ‎-іңіз (-ıñız) → ‎келіңіз (kelıñız, “come!”)