ꙡ

ꙡ U+A661, ꙡ CYRILLIC SMALL LETTER REVERSED TSE ← Ꙡ [U+A660] Cyrillic Extended-B Ꙣ → [U+A662]

Russian

Letter

ꙡ • (transliteration needed) (upper case Ꙡ)

1. (Novgorod, 13th century) A collapse of the distinction between ц (ʦ) and ч (ʧ)