birlik

/birlik/

Cases

SingularPluralWhen to use it
nominativebirlikthe unitybirliklethe unitiesthe plain dictionary form — the doer of the sentence
genitivebirliknithe unity'sbirliklenithe unities'the owner — whose it is
accusativebirliknithe unity (as the object)birliklenithe unities (as the object)a specific, known object — whom or what
dativebirlikgeto the unitybirliklegeto the unitiesdirection or recipient — to where, to whom
locativebirlikdeat / in the unitybirlikledeat / in the unitieswhere it is; also having — mende bar, "I have it"
ablativebirlikdenfrom the unitybirlikledenfrom the unitieswhere 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
mybirligimmy unitybirliklerimmy unities
yourbirligingyour unitybirlikleringyour unities
his / herbirligihis / her unitybirliklerihis / her unities
ourbirligibizour unitybirlikleribizour unities
you all'sbirligigizyou all's unitybirliklerigizyou all's unities
theirbirlikleritheir unitybirlikleritheir unities

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