to be fast asleep; (fig.) to lie dormant; to lie undiscovered
沉 (chén) · 7 strokes
Phonosemantic compound. 氵 represents the meaning and 冘 represents the sound. Variant of 沈.
睡 (shuì) · 13 strokes
Phonosemantic compound. 目 represents the meaning and 垂 represents the sound.