üzgere

/yzɡere/

Cases

SingularPluralWhen to use it
nominativeüzgerethe penüzgerelethe pensthe plain dictionary form — the doer of the sentence
genitiveüzgerenithe pen'süzgerelenithe pens'the owner — whose it is
accusativeüzgerenithe pen (as the object)üzgerelenithe pens (as the object)a specific, known object — whom or what
dativeüzgeregeto the penüzgerelegeto the pensdirection or recipient — to where, to whom
locativeüzgeredeat / in the penüzgereledeat / in the penswhere it is; also having — mende bar, "I have it"
ablativeüzgeredenfrom the penüzgereledenfrom the penswhere 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
myüzgeremmy penüzgerelerimmy pens
yourüzgerengyour penüzgereleringyour pens
his / herüzgeresihis / her penüzgerelerihis / her pens
ourüzgerebizour penüzgereleribizour pens
you all'süzgeregizyou all's penüzgerelerigizyou all's pens
theirüzgereleritheir penüzgereleritheir pens

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