bilewçü

/bilewtʃy/

Cases

SingularPluralWhen to use it
nominativebilewçüthe one who sharpensbilewçülethose who sharpenthe plain dictionary form — the doer of the sentence
genitivebilewçünüof the one who sharpensbilewçüleniof those who sharpenthe owner — whose it is
accusativebilewçünüthe one who sharpens (as the object)bilewçülenithose who sharpen (as the object)a specific, known object — whom or what
dativebilewçügeto the one who sharpensbilewçülegeto those who sharpendirection or recipient — to where, to whom
locativebilewçüdeat / in the one who sharpensbilewçüledeat / in those who sharpenwhere it is; also having — mende bar, "I have it"
ablativebilewçüdenfrom the one who sharpensbilewçüledenfrom those who sharpenwhere it comes from; also "than" when comparing
When to use each case
nominative
the plain dictionary form — the doer of the sentence
genitive
the owner — whose it is
accusative
a specific, known object — whom or what
dative
direction or recipient — to where, to whom
locative
where it is; also having — mende bar, "I have it"
ablative
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
mybilewçümthe one who sharpens, of minebilewçülerimthose who sharpen, of mine
yourbilewçüngthe one who sharpens, of yoursbilewçüleringthose who sharpen, of yours
his / herbilewçüsüthe one who sharpens, of his / hersbilewçülerithose who sharpen, of his / hers
ourbilewçübüzthe one who sharpens, of oursbilewçüleribizthose who sharpen, of ours
you all'sbilewçügüzthe one who sharpens, of you all'sbilewçülerigizthose who sharpen, of you all's
theirbilewçülerithe one who sharpens, of theirsbilewçülerithose who sharpen, of theirs

The overlap in the last rows is real, not a mistake: bilewçüleri can mean "those who sharpen, of his / hers", "the one who sharpens, of theirs", or "those who sharpen, of theirs" — context decides.