mıyık

/ mɯjɯq /

Cases

SingularPluralWhen to use it
nominative mıyık the moustache mıyıkla the moustaches the plain dictionary form — the doer of the sentence
genitive mıyıknı the moustache's mıyıklanı the moustaches' the owner — whose it is
accusative mıyıknı the moustache (as the object) mıyıklanı the moustaches (as the object) a specific, known object — whom or what
dative mıyıkğa to the moustache mıyıklağa to the moustaches direction or recipient — to where, to whom
locative mıyıkda at / in the moustache mıyıklada at / in the moustaches where it is; also having — mende bar, "I have it"
ablative mıyıkdan from the moustache mıyıkladan from the moustaches 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
my mıyığım my moustache mıyıklarım my moustaches
your mıyığıng your moustache mıyıklarıng your moustaches
his / her mıyığı his / her moustache mıyıkları his / her moustaches
our mıyığıbız our moustache mıyıklarıbız our moustaches
you all's mıyığığız you all's moustache mıyıklarığız you all's moustaches
their mıyıkları their moustache mıyıkları their moustaches

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