Oe (Mongolic)

Oe is a letter of related and vertically oriented alphabets used to write Mongolic and Tungusic languages.

Mongolian language

 * Transcribes Chakhar ; Khalkha, , and .  Transliterated into Cyrillic with the letter.
 * Indistinguishable from , except when inferred by its placement: it is only found in medial or final syllables if the initial syllable also carries it.
 * = an alternative final form; also used in loanwords.
 * The syllable-initial medial form is also used in non-initial syllables in proper name compounds,  as well as in loanwords.
 * = medial form used after the junction in a proper name compound.
 * Derived from Old Uyghur waw (𐽳), followed by a yodh (𐽶) in word-initial syllables, and preceded by an aleph (𐽰) for isolate and initial forms.
 * Produced with O using the Windows Mongolian keyboard layout.
 * In the Mongolian Unicode block, ' comes after ' and before .