direktor

/direktor/

Cases

SingularPluralWhen to use it
nominativedirektorthe directordirektorlathe directorsthe plain dictionary form — the doer of the sentence
genitivedirektornuthe director'sdirektorlanıthe directors'the owner — whose it is
accusativedirektornuthe director (as the object)direktorlanıthe directors (as the object)a specific, known object — whom or what
dativedirektorğato the directordirektorlağato the directorsdirection or recipient — to where, to whom
locativedirektordaat / in the directordirektorladaat / in the directorswhere it is; also having — mende bar, "I have it"
ablativedirektordanfrom the directordirektorladanfrom the directorswhere 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
mydirektorummy directordirektorlarımmy directors
yourdirektorungyour directordirektorlarıngyour directors
his / herdirektoruhis / her directordirektorlarıhis / her directors
ourdirektorubuzour directordirektorlarıbızour directors
you all'sdirektoruğuzyou all's directordirektorlarığızyou all's directors
theirdirektorlarıtheir directordirektorlarıtheir directors

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