otun

/otun/

Cases

SingularPluralWhen to use it
nominativeotunthe firewoodotunlathe firewoodsthe plain dictionary form — the doer of the sentence
genitiveotunnuthe firewood'sotunlanıthe firewoods'the owner — whose it is
accusativeotunnuthe firewood (as the object)otunlanıthe firewoods (as the object)a specific, known object — whom or what
dativeotungato the firewoodotunlağato the firewoodsdirection or recipient — to where, to whom
locativeotundaat / in the firewoodotunladaat / in the firewoodswhere it is; also having — mende bar, "I have it"
ablativeotundanfrom the firewoodotunladanfrom the firewoodswhere 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
myotunummy firewoodotunlarımmy firewoods
yourotunungyour firewoodotunlarıngyour firewoods
his / herotunuhis / her firewoodotunlarıhis / her firewoods
ourotunubuzour firewoodotunlarıbızour firewoods
you all'sotunuğuzyou all's firewoodotunlarığızyou all's firewoods
theirotunlarıtheir firewoodotunlarıtheir firewoods

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