qoruwçu

/ qoruwtʃu /

Cases

SingularPluralWhen to use it
nominative qoruwçu the one who guards qoruwçula the one who guardses the plain dictionary form — the doer of the sentence
genitive qoruwçunu the one who guards' qoruwçulanı the one who guardses' the owner — whose it is
accusative qoruwçunu the one who guards (as the object) qoruwçulanı the one who guardses (as the object) a specific, known object — whom or what
dative qoruwçuğa to the one who guards qoruwçulağa to the one who guardses direction or recipient — to where, to whom
locative qoruwçuda at / in the one who guards qoruwçulada at / in the one who guardses where it is; also having — mende bar, "I have it"
ablative qoruwçudan from the one who guards qoruwçuladan from the one who guardses 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 qoruwçum my one who guards qoruwçularım my one who guardses
your qoruwçuŋ your one who guards qoruwçularıŋ your one who guardses
his / her qoruwçusu his / her one who guards qoruwçuları his / her one who guardses
our qoruwçubuz our one who guards qoruwçularıbız our one who guardses
you all's qoruwçuğuz you all's one who guards qoruwçularığız you all's one who guardses
their qoruwçuları their one who guards qoruwçuları their one who guardses

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