tırmı

/tɯrmɯ/

Cases

SingularPluralWhen to use it
nominativetırmıthe linetırmılathe linesthe plain dictionary form — the doer of the sentence
genitivetırmınıthe line'stırmılanıthe lines'the owner — whose it is
accusativetırmınıthe line (as the object)tırmılanıthe lines (as the object)a specific, known object — whom or what
dativetırmığato the linetırmılağato the linesdirection or recipient — to where, to whom
locativetırmıdaat / in the linetırmıladaat / in the lineswhere it is; also having — mende bar, "I have it"
ablativetırmıdanfrom the linetırmıladanfrom the lineswhere 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
mytırmımmy linetırmılarımmy lines
yourtırmıngyour linetırmılarıngyour lines
his / hertırmısıhis / her linetırmılarıhis / her lines
ourtırmıbızour linetırmılarıbızour lines
you all'stırmığızyou all's linetırmılarığızyou all's lines
theirtırmılarıtheir linetırmılarıtheir lines

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