ayırıwçu

/ ajɯrɯwtʃu /

Cases

SingularPluralWhen to use it
nominative ayırıwçu the one who separates ayırıwçula the one who separateses the plain dictionary form — the doer of the sentence
genitive ayırıwçunu the one who separates' ayırıwçulanı the one who separateses' the owner — whose it is
accusative ayırıwçunu the one who separates (as the object) ayırıwçulanı the one who separateses (as the object) a specific, known object — whom or what
dative ayırıwçuğa to the one who separates ayırıwçulağa to the one who separateses direction or recipient — to where, to whom
locative ayırıwçuda at / in the one who separates ayırıwçulada at / in the one who separateses where it is; also having — mende bar, "I have it"
ablative ayırıwçudan from the one who separates ayırıwçuladan from the one who separateses 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 ayırıwçum my one who separates ayırıwçularım my one who separateses
your ayırıwçuŋ your one who separates ayırıwçularıŋ your one who separateses
his / her ayırıwçusu his / her one who separates ayırıwçuları his / her one who separateses
our ayırıwçubuz our one who separates ayırıwçularıbız our one who separateses
you all's ayırıwçuğuz you all's one who separates ayırıwçularığız you all's one who separateses
their ayırıwçuları their one who separates ayırıwçuları their one who separateses

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