bulka

/bulka/

Cases

SingularPluralWhen to use it
nominativebulkathe bread rollbulkalathe bread rollsthe plain dictionary form — the doer of the sentence
genitivebulkanıthe bread roll'sbulkalanıthe bread rolls'the owner — whose it is
accusativebulkanıthe bread roll (as the object)bulkalanıthe bread rolls (as the object)a specific, known object — whom or what
dativebulkağato the bread rollbulkalağato the bread rollsdirection or recipient — to where, to whom
locativebulkadaat / in the bread rollbulkaladaat / in the bread rollswhere it is; also having — mende bar, "I have it"
ablativebulkadanfrom the bread rollbulkaladanfrom the bread rollswhere 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
mybulkammy bread rollbulkalarımmy bread rolls
yourbulkangyour bread rollbulkalarıngyour bread rolls
his / herbulkasıhis / her bread rollbulkalarıhis / her bread rolls
ourbulkabızour bread rollbulkalarıbızour bread rolls
you all'sbulkağızyou all's bread rollbulkalarığızyou all's bread rolls
theirbulkalarıtheir bread rollbulkalarıtheir bread rolls

The overlap in the last rows is real, not a mistake: bulkaları can mean "his / her bread rolls", "their bread roll", or "their bread rolls" — context decides.