Character Contained In References Comments
External references for 曹
Zhongwen.com traditional etymology dictionary
International Encoded Han Character and Variants Database
ChineseEtymology.org
Unihan database
Cojak Hanzi Dictionary
Tower of Babel spoken word etymology database
ZDIC.net Chinese-Chinese Dictionary
Usage rank 1877
Kang Xi radical 73.7
Big5 code B1E4
Number of strokes 11
Karlgren 1043
GSR 1053a