一切經音義 16.211

16.211

欬逆（開愛反博雅欬逆氣也從欠亥聲經從口作咳俗字也）。

Coughing with gasping (欬逆) (fanqie: 開 + 愛; the Boya says: "欬逆 is reverse-coursing breath; it is classified under the yawn radical with 亥 as phonetic." The scripture writes it with 口 as 咳, which is a popular form).