Sa (Mongolic)

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

Mongolian language

 * Transcribes Chakhar, or before ';  Khalkha , or  before '. Before a morpheme boundary, however, there is no change of ' to /ʃ/ before an '.  Transliterated into Cyrillic with the letter.
 * Derived from Old Uyghur merged samekh and shin (𐽻 and 𐽿).
 * Produced with S using the Windows Mongolian keyboard layout.
 * In the Mongolian Unicode block, ' comes after ' and before .