fitir

/fitir/

Cases

SingularPluralWhen to use it
nominativefitirthe fitrfitirlethe fitrsthe plain dictionary form — the doer of the sentence
genitivefitirnithe fitr'sfitirlenithe fitrs'the owner — whose it is
accusativefitirnithe fitr (as the object)fitirlenithe fitrs (as the object)a specific, known object — whom or what
dativefitirgeto the fitrfitirlegeto the fitrsdirection or recipient — to where, to whom
locativefitirdeat / in the fitrfitirledeat / in the fitrswhere it is; also having — mende bar, "I have it"
ablativefitirdenfrom the fitrfitirledenfrom the fitrswhere 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
myfitirimmy fitrfitirlerimmy fitrs
yourfitiringyour fitrfitirleringyour fitrs
his / herfitirihis / her fitrfitirlerihis / her fitrs
ourfitiribizour fitrfitirleribizour fitrs
you all'sfitirigizyou all's fitrfitirlerigizyou all's fitrs
theirfitirleritheir fitrfitirleritheir fitrs

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