cetiw

/ dʒetiw /

Cases

SingularPluralWhen to use it
nominative cetiw the reaching cetiwle the reachings the plain dictionary form — the doer of the sentence
genitive cetiwni the reaching's cetiwleni the reachings' the owner — whose it is
accusative cetiwni the reaching (as the object) cetiwleni the reachings (as the object) a specific, known object — whom or what
dative cetiwge to the reaching cetiwlege to the reachings direction or recipient — to where, to whom
locative cetiwde at / in the reaching cetiwlede at / in the reachings where it is; also having — mende bar, "I have it"
ablative cetiwden from the reaching cetiwleden from the reachings 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 cetiwim my reaching cetiwlerim my reachings
your cetiwiŋ your reaching cetiwleriŋ your reachings
his / her cetiwi his / her reaching cetiwleri his / her reachings
our cetiwibiz our reaching cetiwleribiz our reachings
you all's cetiwigiz you all's reaching cetiwlerigiz you all's reachings
their cetiwleri their reaching cetiwleri their reachings

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