eksperiment

/eksperiment/

Cases

SingularPluralWhen to use it
nominativeeksperimentthe experimenteksperimentlethe experimentsthe plain dictionary form — the doer of the sentence
genitiveeksperimentnithe experiment'seksperimentlenithe experiments'the owner — whose it is
accusativeeksperimentnithe experiment (as the object)eksperimentlenithe experiments (as the object)a specific, known object — whom or what
dativeeksperimentgeto the experimenteksperimentlegeto the experimentsdirection or recipient — to where, to whom
locativeeksperimentdeat / in the experimenteksperimentledeat / in the experimentswhere it is; also having — mende bar, "I have it"
ablativeeksperimentdenfrom the experimenteksperimentledenfrom the experimentswhere 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
myeksperimentimmy experimenteksperimentlerimmy experiments
youreksperimentingyour experimenteksperimentleringyour experiments
his / hereksperimentihis / her experimenteksperimentlerihis / her experiments
oureksperimentibizour experimenteksperimentleribizour experiments
you all'seksperimentigizyou all's experimenteksperimentlerigizyou all's experiments
theireksperimentleritheir experimenteksperimentleritheir experiments

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