tülkü

/ tylky /

Cases

SingularPluralWhen to use it
nominative tülkü the fox tülküle the foxes the plain dictionary form — the doer of the sentence
genitive tülkünü the fox's tülküleni the foxes' the owner — whose it is
accusative tülkünü the fox (as the object) tülküleni the foxes (as the object) a specific, known object — whom or what
dative tülküge to the fox tülkülege to the foxes direction or recipient — to where, to whom
locative tülküde at / in the fox tülkülede at / in the foxes where it is; also having — mende bar, "I have it"
ablative tülküden from the fox tülküleden from the foxes 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 tülküm my fox tülkülerim my foxes
your tülküng your fox tülkülering your foxes
his / her tülküsü his / her fox tülküleri his / her foxes
our tülkübüz our fox tülküleribiz our foxes
you all's tülkügüz you all's fox tülkülerigiz you all's foxes
their tülküleri their fox tülküleri their foxes

The overlap in the last rows is real, not a mistake: tülküleri can mean "his / her foxes", "their fox", or "their foxes" — context decides.