From Old Korean 跡烏 (*CACHwo). IPA(key): /t͡sà.t͡sʰój/ 자최〮 (càchwóy) mark; trace; legacy 1459, 月印釋譜 / 월인석보 [Worin seokbo], page 4:27a: 일〮희 자최〮 ᄲᅥ즛ᄒᆞᆯᄊᆡ〮...
is conventionally reconstructed as *CACHwo, the ancestor of Middle Korean <span class="searchmatch">자최</span> (Yale: cachwoy). Note that the reconstruction was not necessarily the actual...