teri

/ teri /

Cases

SingularPluralWhen to use it
nominative teri the skin terile the skins the plain dictionary form — the doer of the sentence
genitive terini the skin's terileni the skins' the owner — whose it is
accusative terini the skin (as the object) terileni the skins (as the object) a specific, known object — whom or what
dative terige to the skin terilege to the skins direction or recipient — to where, to whom
locative teride at / in the skin terilede at / in the skins where it is; also having — mende bar, "I have it"
ablative teriden from the skin terileden from the skins 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 terim my skin terilerim my skins
your teriŋ your skin terileriŋ your skins
his / her terisi his / her skin terileri his / her skins
our teribiz our skin terileribiz our skins
you all's terigiz you all's skin terilerigiz you all's skins
their terileri their skin terileri their skins

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