işçi

/iʃtʃi/

Cases

SingularPluralWhen to use it
nominativeişçithe workerişçilethe workersthe plain dictionary form — the doer of the sentence
genitiveişçinithe worker'sişçilenithe workers'the owner — whose it is
accusativeişçinithe worker (as the object)işçilenithe workers (as the object)a specific, known object — whom or what
dativeişçigeto the workerişçilegeto the workersdirection or recipient — to where, to whom
locativeişçideat / in the workerişçiledeat / in the workerswhere it is; also having — mende bar, "I have it"
ablativeişçidenfrom the workerişçiledenfrom the workerswhere 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
myişçimmy workerişçilerimmy workers
yourişçingyour workerişçileringyour workers
his / herişçisihis / her workerişçilerihis / her workers
ourişçibizour workerişçileribizour workers
you all'sişçigizyou all's workerişçilerigizyou all's workers
theirişçileritheir workerişçileritheir workers

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