barçı

/bartʃɯ/

Cases

SingularPluralWhen to use it
nominativebarçıthe errand-runnerbarçılathe errand-runnersthe plain dictionary form — the doer of the sentence
genitivebarçınıthe errand-runner'sbarçılanıthe errand-runners'the owner — whose it is
accusativebarçınıthe errand-runner (as the object)barçılanıthe errand-runners (as the object)a specific, known object — whom or what
dativebarçığato the errand-runnerbarçılağato the errand-runnersdirection or recipient — to where, to whom
locativebarçıdaat / in the errand-runnerbarçıladaat / in the errand-runnerswhere it is; also having — mende bar, "I have it"
ablativebarçıdanfrom the errand-runnerbarçıladanfrom the errand-runnerswhere 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
mybarçımmy errand-runnerbarçılarımmy errand-runners
yourbarçıngyour errand-runnerbarçılarıngyour errand-runners
his / herbarçısıhis / her errand-runnerbarçılarıhis / her errand-runners
ourbarçıbızour errand-runnerbarçılarıbızour errand-runners
you all'sbarçığızyou all's errand-runnerbarçılarığızyou all's errand-runners
theirbarçılarıtheir errand-runnerbarçılarıtheir errand-runners

The overlap in the last rows is real, not a mistake: barçıları can mean "his / her errand-runners", "their errand-runner", or "their errand-runners" — context decides.