poçta

/potʃta/

Cases

SingularPluralWhen to use it
nominativepoçtathe postpoçtalathe poststhe plain dictionary form — the doer of the sentence
genitivepoçtanıthe post'spoçtalanıthe posts'the owner — whose it is
accusativepoçtanıthe post (as the object)poçtalanıthe posts (as the object)a specific, known object — whom or what
dativepoçtağato the postpoçtalağato the postsdirection or recipient — to where, to whom
locativepoçtadaat / in the postpoçtaladaat / in the postswhere it is; also having — mende bar, "I have it"
ablativepoçtadanfrom the postpoçtaladanfrom the postswhere 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
mypoçtammy postpoçtalarımmy posts
yourpoçtangyour postpoçtalarıngyour posts
his / herpoçtasıhis / her postpoçtalarıhis / her posts
ourpoçtabızour postpoçtalarıbızour posts
you all'spoçtağızyou all's postpoçtalarığızyou all's posts
theirpoçtalarıtheir postpoçtalarıtheir posts

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