kulak

/kulak/

Cases

SingularPluralWhen to use it
nominativekulakthe kulakkulaklathe kulaksthe plain dictionary form — the doer of the sentence
genitivekulaknıthe kulak'skulaklanıthe kulaks'the owner — whose it is
accusativekulaknıthe kulak (as the object)kulaklanıthe kulaks (as the object)a specific, known object — whom or what
dativekulakhato the kulakkulaklağato the kulaksdirection or recipient — to where, to whom
locativekulakdaat / in the kulakkulakladaat / in the kulakswhere it is; also having — mende bar, "I have it"
ablativekulakdanfrom the kulakkulakladanfrom the kulakswhere 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
mykulagımmy kulakkulaklarımmy kulaks
yourkulagıngyour kulakkulaklarıngyour kulaks
his / herkulagıhis / her kulakkulaklarıhis / her kulaks
ourkulagıbızour kulakkulaklarıbızour kulaks
you all'skulagığızyou all's kulakkulaklarığızyou all's kulaks
theirkulaklarıtheir kulakkulaklarıtheir kulaks

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