jahanim

/dʒaxanim/

Cases

SingularPluralWhen to use it
nominativejahanimthe helljahanimlethe hellsthe plain dictionary form — the doer of the sentence
genitivejahanimnithe hell'sjahanimlenithe hells'the owner — whose it is
accusativejahanimnithe hell (as the object)jahanimlenithe hells (as the object)a specific, known object — whom or what
dativejahanimgeto the helljahanimlegeto the hellsdirection or recipient — to where, to whom
locativejahanimdeat / in the helljahanimledeat / in the hellswhere it is; also having — mende bar, "I have it"
ablativejahanimdenfrom the helljahanimledenfrom the hellswhere 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
myjahanimimmy helljahanimlerimmy hells
yourjahanimingyour helljahanimleringyour hells
his / herjahanimihis / her helljahanimlerihis / her hells
ourjahanimibizour helljahanimleribizour hells
you all'sjahanimigizyou all's helljahanimlerigizyou all's hells
theirjahanimleritheir helljahanimleritheir hells

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