üydegi

/yjdeɡi/

Cases

SingularPluralWhen to use it
nominativeüydegithe familyüydegilethe familiesthe plain dictionary form — the doer of the sentence
genitiveüydeginithe family'süydegilenithe families'the owner — whose it is
accusativeüydeginithe family (as the object)üydegilenithe families (as the object)a specific, known object — whom or what
dativeüydegigeto the familyüydegilegeto the familiesdirection or recipient — to where, to whom
locativeüydegideat / in the familyüydegiledeat / in the familieswhere it is; also having — mende bar, "I have it"
ablativeüydegidenfrom the familyüydegiledenfrom the familieswhere 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
myüydegimmy familyüydegilerimmy families
yourüydegingyour familyüydegileringyour families
his / herüydegisihis / her familyüydegilerihis / her families
ourüydegibizour familyüydegileribizour families
you all'süydegigizyou all's familyüydegilerigizyou all's families
theirüydegileritheir familyüydegileritheir families

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