gipoteza

/ɡipoteza/

Cases

SingularPluralWhen to use it
nominativegipotezathe hypothesisgipotezalathe hypothesisesthe plain dictionary form — the doer of the sentence
genitivegipotezanıthe hypothesis'gipotezalanıthe hypothesises'the owner — whose it is
accusativegipotezanıthe hypothesis (as the object)gipotezalanıthe hypothesises (as the object)a specific, known object — whom or what
dativegipotezağato the hypothesisgipotezalağato the hypothesisesdirection or recipient — to where, to whom
locativegipotezadaat / in the hypothesisgipotezaladaat / in the hypothesiseswhere it is; also having — mende bar, "I have it"
ablativegipotezadanfrom the hypothesisgipotezaladanfrom the hypothesiseswhere 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
mygipotezammy hypothesisgipotezalarımmy hypothesises
yourgipotezangyour hypothesisgipotezalarıngyour hypothesises
his / hergipotezasıhis / her hypothesisgipotezalarıhis / her hypothesises
ourgipotezabızour hypothesisgipotezalarıbızour hypothesises
you all'sgipotezağızyou all's hypothesisgipotezalarığızyou all's hypothesises
theirgipotezalarıtheir hypothesisgipotezalarıtheir hypothesises

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