original

/oriɡinal/

Cases

SingularPluralWhen to use it
nominativeoriginalthe originaloriginallathe originalsthe plain dictionary form — the doer of the sentence
genitiveoriginalnıthe original'soriginallanıthe originals'the owner — whose it is
accusativeoriginalnıthe original (as the object)originallanıthe originals (as the object)a specific, known object — whom or what
dativeoriginalğato the originaloriginallağato the originalsdirection or recipient — to where, to whom
locativeoriginaldaat / in the originaloriginalladaat / in the originalswhere it is; also having — mende bar, "I have it"
ablativeoriginaldanfrom the originaloriginalladanfrom the originalswhere 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
myoriginalımmy originaloriginallarımmy originals
youroriginalıngyour originaloriginallarıngyour originals
his / heroriginalıhis / her originaloriginallarıhis / her originals
ouroriginalıbızour originaloriginallarıbızour originals
you all'soriginalığızyou all's originaloriginallarığızyou all's originals
theiroriginallarıtheir originaloriginallarıtheir originals

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