belgilewçü

/ belɡilewtʃy /

Cases

SingularPluralWhen to use it
nominative belgilewçü the one who marks belgilewçüle the one who markses the plain dictionary form — the doer of the sentence
genitive belgilewçünü the one who marks' belgilewçüleni the one who markses' the owner — whose it is
accusative belgilewçünü the one who marks (as the object) belgilewçüleni the one who markses (as the object) a specific, known object — whom or what
dative belgilewçüge to the one who marks belgilewçülege to the one who markses direction or recipient — to where, to whom
locative belgilewçüde at / in the one who marks belgilewçülede at / in the one who markses where it is; also having — mende bar, "I have it"
ablative belgilewçüden from the one who marks belgilewçüleden from the one who markses 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 belgilewçüm my one who marks belgilewçülerim my one who markses
your belgilewçüŋ your one who marks belgilewçüleriŋ your one who markses
his / her belgilewçüsü his / her one who marks belgilewçüleri his / her one who markses
our belgilewçübüz our one who marks belgilewçüleribiz our one who markses
you all's belgilewçügüz you all's one who marks belgilewçülerigiz you all's one who markses
their belgilewçüleri their one who marks belgilewçüleri their one who markses

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