一切經音義 9.227

9.227

覺已（居𡥉反覺寤也謂眠後覺也蒼頡篇覺而有言曰寤經文作寤二形近字俗作也）。

覺已 (fanqie: 居 + 𡥉. 覺 means waking up, waking after sleep. The Cangjiepian says: 'Awakening and speaking is called 寤'. In the sūtra text it is written as 寤, a closely related variant character used in vulgar writing).