凌晨
líng chén · HSK 7
very early in the morning
🌅🌑 凌 approach + 晨 dawn = the hours just before sunrise, the wee hours
晨 holds 日 (sun) and means dawn/morning; 凌 means to approach or cross over. Together: the stretch right before daybreak, roughly 1-5am, when the sun has not yet risen.