forma

/forma/

Cases

SingularPluralWhen to use it
nominativeformathe formformalathe formsthe plain dictionary form — the doer of the sentence
genitiveformanıthe form'sformalanıthe forms'the owner — whose it is
accusativeformanıthe form (as the object)formalanıthe forms (as the object)a specific, known object — whom or what
dativeformağato the formformalağato the formsdirection or recipient — to where, to whom
locativeformadaat / in the formformaladaat / in the formswhere it is; also having — mende bar, "I have it"
ablativeformadanfrom the formformaladanfrom the formswhere 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
myformammy formformalarımmy forms
yourformangyour formformalarıngyour forms
his / herformasıhis / her formformalarıhis / her forms
ourformabızour formformalarıbızour forms
you all'sformağızyou all's formformalarığızyou all's forms
theirformalarıtheir formformalarıtheir forms

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