soedinenie

/soedinenie/

Cases

SingularPluralWhen to use it
nominativesoedineniethe formationsoedinenielethe formationsthe plain dictionary form — the doer of the sentence
genitivesoedinenienithe formation'ssoedinenielenithe formations'the owner — whose it is
accusativesoedinenienithe formation (as the object)soedinenielenithe formations (as the object)a specific, known object — whom or what
dativesoedineniegeto the formationsoedinenielegeto the formationsdirection or recipient — to where, to whom
locativesoedineniedeat / in the formationsoedinenieledeat / in the formationswhere it is; also having — mende bar, "I have it"
ablativesoedineniedenfrom the formationsoedinenieledenfrom the formationswhere 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
mysoedineniemmy formationsoedinenielerimmy formations
yoursoedineniengyour formationsoedinenieleringyour formations
his / hersoedineniesihis / her formationsoedinenielerihis / her formations
oursoedineniebizour formationsoedinenieleribizour formations
you all'ssoedineniegizyou all's formationsoedinenielerigizyou all's formations
theirsoedinenieleritheir formationsoedinenieleritheir formations

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