nay

/naj/

Cases

SingularPluralWhen to use it
nominativenaythe chatternaylathe chattersthe plain dictionary form — the doer of the sentence
genitivenaynıthe chatter'snaylanıthe chatters'the owner — whose it is
accusativenaynıthe chatter (as the object)naylanıthe chatters (as the object)a specific, known object — whom or what
dativenayğato the chatternaylağato the chattersdirection or recipient — to where, to whom
locativenaydaat / in the chatternayladaat / in the chatterswhere it is; also having — mende bar, "I have it"
ablativenaydanfrom the chatternayladanfrom the chatterswhere 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
mynayımmy chatternaylarımmy chatters
yournayıngyour chatternaylarıngyour chatters
his / hernayıhis / her chatternaylarıhis / her chatters
ournayıbızour chatternaylarıbızour chatters
you all'snayığızyou all's chatternaylarığızyou all's chatters
theirnaylarıtheir chatternaylarıtheir chatters

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