dok

/dok/

Cases

SingularPluralWhen to use it
nominativedokthe dockdoklathe docksthe plain dictionary form — the doer of the sentence
genitivedoknuthe dock'sdoklanıthe docks'the owner — whose it is
accusativedoknuthe dock (as the object)doklanıthe docks (as the object)a specific, known object — whom or what
dativedokhato the dockdoklağato the docksdirection or recipient — to where, to whom
locativedokdaat / in the dockdokladaat / in the dockswhere it is; also having — mende bar, "I have it"
ablativedokdanfrom the dockdokladanfrom the dockswhere 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
mydogummy dockdoklarımmy docks
yourdogungyour dockdoklarıngyour docks
his / herdoguhis / her dockdoklarıhis / her docks
ourdogubuzour dockdoklarıbızour docks
you all'sdoguğuzyou all's dockdoklarığızyou all's docks
theirdoklarıtheir dockdoklarıtheir docks

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