harif

/xarif/

Cases

SingularPluralWhen to use it
nominativeharifthe letterhariflethe lettersthe plain dictionary form — the doer of the sentence
genitiveharifnithe letter'shariflenithe letters'the owner — whose it is
accusativeharifnithe letter (as the object)hariflenithe letters (as the object)a specific, known object — whom or what
dativeharifgeto the letterhariflegeto the lettersdirection or recipient — to where, to whom
locativeharifdeat / in the letterharifledeat / in the letterswhere it is; also having — mende bar, "I have it"
ablativeharifdenfrom the letterharifledenfrom the letterswhere 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
myharifimmy letterhariflerimmy letters
yourharifingyour letterharifleringyour letters
his / herharifihis / her letterhariflerihis / her letters
ourharifibizour letterharifleribizour letters
you all'sharifigizyou all's letterhariflerigizyou all's letters
theirharifleritheir letterharifleritheir letters

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