康熙字典
【巳集下】【犬字部】㹤 ·康熙筆画:9 ·部外筆画:5
《唐韻》去劫切《集韻》乞業切,? 音胠。怯本字。《說文》多畏也。从犬,去聲。杜林說从心作怯。互詳心部怯字註。
(same as 怯) lacking in courage; cowardly, nervous; socially timid; fright