calğawçu

/ dʒalʁawtʃu /

Cases

SingularPluralWhen to use it
nominative calğawçu the one who joins calğawçula the one who joinses the plain dictionary form — the doer of the sentence
genitive calğawçunu the one who joins' calğawçulanı the one who joinses' the owner — whose it is
accusative calğawçunu the one who joins (as the object) calğawçulanı the one who joinses (as the object) a specific, known object — whom or what
dative calğawçuğa to the one who joins calğawçulağa to the one who joinses direction or recipient — to where, to whom
locative calğawçuda at / in the one who joins calğawçulada at / in the one who joinses where it is; also having — mende bar, "I have it"
ablative calğawçudan from the one who joins calğawçuladan from the one who joinses 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 calğawçum my one who joins calğawçularım my one who joinses
your calğawçuŋ your one who joins calğawçularıŋ your one who joinses
his / her calğawçusu his / her one who joins calğawçuları his / her one who joinses
our calğawçubuz our one who joins calğawçularıbız our one who joinses
you all's calğawçuğuz you all's one who joins calğawçularığız you all's one who joinses
their calğawçuları their one who joins calğawçuları their one who joinses

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