balet

/balet/

Cases

SingularPluralWhen to use it
nominativebaletthe balletbaletlethe balletsthe plain dictionary form — the doer of the sentence
genitivebaletnithe ballet'sbaletlenithe ballets'the owner — whose it is
accusativebaletnithe ballet (as the object)baletlenithe ballets (as the object)a specific, known object — whom or what
dativebaletgeto the balletbaletlegeto the balletsdirection or recipient — to where, to whom
locativebaletdeat / in the balletbaletledeat / in the balletswhere it is; also having — mende bar, "I have it"
ablativebaletdenfrom the balletbaletledenfrom the balletswhere 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
mybaletimmy balletbaletlerimmy ballets
yourbaletingyour balletbaletleringyour ballets
his / herbaletihis / her balletbaletlerihis / her ballets
ourbaletibizour balletbaletleribizour ballets
you all'sbaletigizyou all's balletbaletlerigizyou all's ballets
theirbaletleritheir balletbaletleritheir ballets

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