belgi

/belɡi/

Cases

SingularPluralWhen to use it
nominativebelgithe signbelgilethe signsthe plain dictionary form — the doer of the sentence
genitivebelginithe sign'sbelgilenithe signs'the owner — whose it is
accusativebelginithe sign (as the object)belgilenithe signs (as the object)a specific, known object — whom or what
dativebelgigeto the signbelgilegeto the signsdirection or recipient — to where, to whom
locativebelgideat / in the signbelgiledeat / in the signswhere it is; also having — mende bar, "I have it"
ablativebelgidenfrom the signbelgiledenfrom the signswhere 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
mybelgimmy signbelgilerimmy signs
yourbelgingyour signbelgileringyour signs
his / herbelgisihis / her signbelgilerihis / her signs
ourbelgibizour signbelgileribizour signs
you all'sbelgigizyou all's signbelgilerigizyou all's signs
theirbelgileritheir signbelgileritheir signs

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