orman

/orman/

Cases

SingularPluralWhen to use it
nominativeormanthe forestormanlathe foreststhe plain dictionary form — the doer of the sentence
genitiveormannıthe forest'sormanlanıthe forests'the owner — whose it is
accusativeormannıthe forest (as the object)ormanlanıthe forests (as the object)a specific, known object — whom or what
dativeormangato the forestormanlağato the forestsdirection or recipient — to where, to whom
locativeormandaat / in the forestormanladaat / in the forestswhere it is; also having — mende bar, "I have it"
ablativeormandanfrom the forestormanladanfrom the forestswhere 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
myormanımmy forestormanlarımmy forests
yourormanıngyour forestormanlarıngyour forests
his / herormanıhis / her forestormanlarıhis / her forests
ourormanıbızour forestormanlarıbızour forests
you all'sormanığızyou all's forestormanlarığızyou all's forests
theirormanlarıtheir forestormanlarıtheir forests

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