banka

/banka/

Cases

SingularPluralWhen to use it
nominativebankathe jarbankalathe jarsthe plain dictionary form — the doer of the sentence
genitivebankanıthe jar'sbankalanıthe jars'the owner — whose it is
accusativebankanıthe jar (as the object)bankalanıthe jars (as the object)a specific, known object — whom or what
dativebankağato the jarbankalağato the jarsdirection or recipient — to where, to whom
locativebankadaat / in the jarbankaladaat / in the jarswhere it is; also having — mende bar, "I have it"
ablativebankadanfrom the jarbankaladanfrom the jarswhere 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
mybankammy jarbankalarımmy jars
yourbankangyour jarbankalarıngyour jars
his / herbankasıhis / her jarbankalarıhis / her jars
ourbankabızour jarbankalarıbızour jars
you all'sbankağızyou all's jarbankalarığızyou all's jars
theirbankalarıtheir jarbankalarıtheir jars

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