metro

/metro/

Cases

SingularPluralWhen to use it
nominativemetrothe undergroundmetrolathe undergroundsthe plain dictionary form — the doer of the sentence
genitivemetronuthe underground'smetrolanıthe undergrounds'the owner — whose it is
accusativemetronuthe underground (as the object)metrolanıthe undergrounds (as the object)a specific, known object — whom or what
dativemetroğato the undergroundmetrolağato the undergroundsdirection or recipient — to where, to whom
locativemetrodaat / in the undergroundmetroladaat / in the undergroundswhere it is; also having — mende bar, "I have it"
ablativemetrodanfrom the undergroundmetroladanfrom the undergroundswhere 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
mymetrommy undergroundmetrolarımmy undergrounds
yourmetrongyour undergroundmetrolarıngyour undergrounds
his / hermetrosuhis / her undergroundmetrolarıhis / her undergrounds
ourmetrobuzour undergroundmetrolarıbızour undergrounds
you all'smetroğuzyou all's undergroundmetrolarığızyou all's undergrounds
theirmetrolarıtheir undergroundmetrolarıtheir undergrounds

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