oylawçu

/ ojlawtʃu /

Cases

SingularPluralWhen to use it
nominative oylawçu the one who thinks oylawçula the one who thinkses the plain dictionary form — the doer of the sentence
genitive oylawçunu the one who thinks' oylawçulanı the one who thinkses' the owner — whose it is
accusative oylawçunu the one who thinks (as the object) oylawçulanı the one who thinkses (as the object) a specific, known object — whom or what
dative oylawçuğa to the one who thinks oylawçulağa to the one who thinkses direction or recipient — to where, to whom
locative oylawçuda at / in the one who thinks oylawçulada at / in the one who thinkses where it is; also having — mende bar, "I have it"
ablative oylawçudan from the one who thinks oylawçuladan from the one who thinkses 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
my oylawçum my one who thinks oylawçularım my one who thinkses
your oylawçuŋ your one who thinks oylawçularıŋ your one who thinkses
his / her oylawçusu his / her one who thinks oylawçuları his / her one who thinkses
our oylawçubuz our one who thinks oylawçularıbız our one who thinkses
you all's oylawçuğuz you all's one who thinks oylawçularığız you all's one who thinkses
their oylawçuları their one who thinks oylawçuları their one who thinkses

The overlap in the last rows is real, not a mistake: oylawçuları can mean "his / her one who thinkses", "their one who thinks", or "their one who thinkses" — context decides.