bayan

/bajan/

Cases

SingularPluralWhen to use it
nominativebayanthe bayanbayanlathe bayansthe plain dictionary form — the doer of the sentence
genitivebayannıthe bayan'sbayanlanıthe bayans'the owner — whose it is
accusativebayannıthe bayan (as the object)bayanlanıthe bayans (as the object)a specific, known object — whom or what
dativebayangato the bayanbayanlağato the bayansdirection or recipient — to where, to whom
locativebayandaat / in the bayanbayanladaat / in the bayanswhere it is; also having — mende bar, "I have it"
ablativebayandanfrom the bayanbayanladanfrom the bayanswhere 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
mybayanımmy bayanbayanlarımmy bayans
yourbayanıngyour bayanbayanlarıngyour bayans
his / herbayanıhis / her bayanbayanlarıhis / her bayans
ourbayanıbızour bayanbayanlarıbızour bayans
you all'sbayanığızyou all's bayanbayanlarığızyou all's bayans
theirbayanlarıtheir bayanbayanlarıtheir bayans

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