Little Yus (Ѧ, ѧ) an Big Yus (Ѫ, ѫ), or Jus, are the letters representing two Common Slavonic nasal vowels, in the early Cyrillic and Glagolitic alphabets. Each can occur in iotified form (Ѩ, ѩ, Ѭ, ѭ), as a ligature with the letter I.