çelek

/ tʃelek /

Cases

SingularPluralWhen to use it
nominative çelek the bucket çelekle the buckets the plain dictionary form — the doer of the sentence
genitive çelekni the bucket's çelekleni the buckets' the owner — whose it is
accusative çelekni the bucket (as the object) çelekleni the buckets (as the object) a specific, known object — whom or what
dative çelekge to the bucket çeleklege to the buckets direction or recipient — to where, to whom
locative çelekde at / in the bucket çeleklede at / in the buckets where it is; also having — mende bar, "I have it"
ablative çelekden from the bucket çelekleden from the buckets 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 çelegim my bucket çeleklerim my buckets
your çelegiŋ your bucket çelekleriŋ your buckets
his / her çelegi his / her bucket çelekleri his / her buckets
our çelegibiz our bucket çelekleribiz our buckets
you all's çelegigiz you all's bucket çeleklerigiz you all's buckets
their çelekleri their bucket çelekleri their buckets

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