Chen Collection, Upper Volume
Radical: Sun (rì)
暬
Kangxi Strokes: 15
Page 499, Entry 16
Tang Dynasty Rhymes (Tangyun) and Collected Rhymes (Jiyun) state the pronunciation is xue. Corrected Rhymes (Zhengyun) states the pronunciation is xue.
From the Analytical Dictionary of Characters (Shuowen): To be overly familiar or contemptuous through daily habit.
Book of Odes (Shijing), Lesser Odes (Xiao Ya): I have been treated with such contempt by the attendants.
Commentary: The term refers to attendants or those who serve.
Five Classics Characters (Wujing Wenzi): The same as the variant form xie.
Additionally, in the Categorized Dictionary (Leipian), it is stated that one meaning is dark or dim.
Also, according to the Collected Rhymes (Jiyun), it is pronounced nian. The meaning is the same.