一切經音義 61.277

61.277

齵齒（偶侯反玉篇云齶齒謂齒生不齊平也蒼頡篇云重生齒前却不端直也說文齒不正也從齒從偶省聲也偶音五苟反）。

Crooked teeth (齵齒; the first character is pronounced with the fanqie 偶侯 [yú]; the Yupian says it means palate teeth, referring to teeth growing irregularly and unevenly; the Cang Jie pian says it means teeth growing doubled or misaligned, crooked and uneven; the Shuowen jiezi says it means teeth that are not straight; it takes 'tooth' [齒] as semantic and an abbreviated 偶 as phonetic; 偶 is pronounced with the fanqie 五苟 [ǒu]).