koridor

/koridor/

Cases

SingularPluralWhen to use it
nominativekoridorthe corridorkoridorlathe corridorsthe plain dictionary form — the doer of the sentence
genitivekoridornuthe corridor'skoridorlanıthe corridors'the owner — whose it is
accusativekoridornuthe corridor (as the object)koridorlanıthe corridors (as the object)a specific, known object — whom or what
dativekoridorğato the corridorkoridorlağato the corridorsdirection or recipient — to where, to whom
locativekoridordaat / in the corridorkoridorladaat / in the corridorswhere it is; also having — mende bar, "I have it"
ablativekoridordanfrom the corridorkoridorladanfrom the corridorswhere it comes from; also "than" when comparing
When to use each case
nominative
the plain dictionary form — the doer of the sentence
genitive
the owner — whose it is
accusative
a specific, known object — whom or what
dative
direction or recipient — to where, to whom
locative
where it is; also having — mende bar, "I have it"
ablative
where it comes from; also "than" when comparing

The endings are the same ones the pronouns wear — that page explains when each case is used.

With an owner

One ownedSeveral owned
mykoridorummy corridorkoridorlarımmy corridors
yourkoridorungyour corridorkoridorlarıngyour corridors
his / herkoridoruhis / her corridorkoridorlarıhis / her corridors
ourkoridorubuzour corridorkoridorlarıbızour corridors
you all'skoridoruğuzyou all's corridorkoridorlarığızyou all's corridors
theirkoridorlarıtheir corridorkoridorlarıtheir corridors

The overlap in the last rows is real, not a mistake: koridorları can mean "his / her corridors", "their corridor", or "their corridors" — context decides.