tengizçi

/teŋiztʃi/

Cases

SingularPluralWhen to use it
nominativetengizçithe sailortengizçilethe sailorsthe plain dictionary form — the doer of the sentence
genitivetengizçinithe sailor'stengizçilenithe sailors'the owner — whose it is
accusativetengizçinithe sailor (as the object)tengizçilenithe sailors (as the object)a specific, known object — whom or what
dativetengizçigeto the sailortengizçilegeto the sailorsdirection or recipient — to where, to whom
locativetengizçideat / in the sailortengizçiledeat / in the sailorswhere it is; also having — mende bar, "I have it"
ablativetengizçidenfrom the sailortengizçiledenfrom the sailorswhere 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
mytengizçimmy sailortengizçilerimmy sailors
yourtengizçingyour sailortengizçileringyour sailors
his / hertengizçisihis / her sailortengizçilerihis / her sailors
ourtengizçibizour sailortengizçileribizour sailors
you all'stengizçigizyou all's sailortengizçilerigizyou all's sailors
theirtengizçileritheir sailortengizçileritheir sailors

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