English

Moy, tvoy, svoy: whose thing it is

The possessives change for the thing, not for the owner: moy brat, moya sestra, moyo okno, moi deti. The owner picks the first word; what stands next dictates the form. For example: “Моя сестра живёт в другом городе” — My sister lives in another city. A rule from the Russian course: worked out on examples, not memorized as a wording.

Updated September 1, 2026 · Lingofly

How it works

The possessives change for the thing, not for the owner: moy brat, moya sestra, moyo okno, moi deti. The owner picks the first word; what stands next dictates the form.

Ego, eyo and ikh never change: ego sestra, ego okno, ego deti. These forms are frozen — a small break: the word does not have to move.

The central word of the topic is svoy. It appears where the owner of the thing is the one acting: Ya vzyal svoyu sumku — the bag is mine. Say Ya vzyal ego sumku and the bag is someone else's: the language draws this line hard, and the two are not interchangeable.

In living speech svoy has grown into friendship: svoy chelovek is one of us, not a stranger. Hence svoi — the people you need not stand on ceremony with.

Table

Moy, tvoy, svoy: whose thing it is
WhoIts wordExample
Imoymoy brat
youtvoytvoy dom
heegoego sestra
sheeyoeyo mama
wenashnash dom
you (plural)vashvash adres
theyikhikh deti
the one actingsvoysvoyu sumku

By example

  • Моя сестра живёт в другом городе
    Moya sestra zhivyot v drugom gorode
    My sister lives in another city
  • Я забыл свою зарядку дома
    Ya zabyl svoyu zaryadku doma
    I forgot my charger at home
  • Это не моя сумка, это её сумка
    Eto ne moya sumka, eto eyo sumka
    This is not my bag, it is her bag

How the rule settles in your head

A rule is not memorized from an explanation. It is memorized from an attempt to use it and a mistake — that is why the app delivers it mixed in with words, not as a separate lesson: it resurfaces exactly where you forgot it.

Frequently asked

Moy, tvoy, svoy: how does it work in Russian?

The possessives change for the thing, not for the owner: moy brat, moya sestra, moyo okno, moi deti. The owner picks the first word; what stands next dictates the form.

What does it look like in a Russian example sentence?

“Моя сестра живёт в другом городе” (Moya sestra zhivyot v drugom gorode) — My sister lives in another city. A rule is easier to test on sentences like this than to memorize as a wording: what surfaces in conversation is the sentence.

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