emen

/emen/

Cases

SingularPluralWhen to use it
nominativeementhe oakemenlethe oaksthe plain dictionary form — the doer of the sentence
genitiveemennithe oak'semenlenithe oaks'the owner — whose it is
accusativeemennithe oak (as the object)emenlenithe oaks (as the object)a specific, known object — whom or what
dativeemengeto the oakemenlegeto the oaksdirection or recipient — to where, to whom
locativeemendeat / in the oakemenledeat / in the oakswhere it is; also having — mende bar, "I have it"
ablativeemendenfrom the oakemenledenfrom the oakswhere 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
myemenimmy oakemenlerimmy oaks
youremeningyour oakemenleringyour oaks
his / heremenihis / her oakemenlerihis / her oaks
ouremenibizour oakemenleribizour oaks
you all'semenigizyou all's oakemenlerigizyou all's oaks
theiremenleritheir oakemenleritheir oaks

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