semit

/semit/

Cases

SingularPluralWhen to use it
nominativesemitthe Semitesemitlethe Semitesthe plain dictionary form — the doer of the sentence
genitivesemitnithe Semite'ssemitlenithe Semites'the owner — whose it is
accusativesemitnithe Semite (as the object)semitlenithe Semites (as the object)a specific, known object — whom or what
dativesemitgeto the Semitesemitlegeto the Semitesdirection or recipient — to where, to whom
locativesemitdeat / in the Semitesemitledeat / in the Semiteswhere it is; also having — mende bar, "I have it"
ablativesemitdenfrom the Semitesemitledenfrom the Semiteswhere 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
mysemitimmy Semitesemitlerimmy Semites
yoursemitingyour Semitesemitleringyour Semites
his / hersemitihis / her Semitesemitlerihis / her Semites
oursemitibizour Semitesemitleribizour Semites
you all'ssemitigizyou all's Semitesemitlerigizyou all's Semites
theirsemitleritheir Semitesemitleritheir Semites

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