亟
キョク, キ, ケ, しばしば, すみやか
fast, quick, sudden
JLPT0 G13 S0 F5000
The relevant oracle bone form of this character shows a person, stretched to full height, standing between two lines. A bronzeware inscription form adds an element combining 口 mouth and 攴 action indicator → speak and act with the body in a state of tension from head to toe → *hasten* (← tense action) → *urgent*; *sudden* (← urgent/sudden condition causing one to hasten). A seal inscription form replaces 攴 with 又 hand/action indicator.
[Full Kanji Etymology List]