tematika

/tematika/

Cases

SingularPluralWhen to use it
nominativetematikathe subject mattertematikalathe subject mattersthe plain dictionary form — the doer of the sentence
genitivetematikanıthe subject matter'stematikalanıthe subject matters'the owner — whose it is
accusativetematikanıthe subject matter (as the object)tematikalanıthe subject matters (as the object)a specific, known object — whom or what
dativetematikağato the subject mattertematikalağato the subject mattersdirection or recipient — to where, to whom
locativetematikadaat / in the subject mattertematikaladaat / in the subject matterswhere it is; also having — mende bar, "I have it"
ablativetematikadanfrom the subject mattertematikaladanfrom the subject matterswhere 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
mytematikammy subject mattertematikalarımmy subject matters
yourtematikangyour subject mattertematikalarıngyour subject matters
his / hertematikasıhis / her subject mattertematikalarıhis / her subject matters
ourtematikabızour subject mattertematikalarıbızour subject matters
you all'stematikağızyou all's subject mattertematikalarığızyou all's subject matters
theirtematikalarıtheir subject mattertematikalarıtheir subject matters

The overlap in the last rows is real, not a mistake: tematikaları can mean "his / her subject matters", "their subject matter", or "their subject matters" — context decides.