危
キ, あぶ.ない, あや.うい, あや.ぶむ

dangerous, fear, uneasy

JLPT3 G6 S6 F606

The relevant bronzeware inscription form shows 厄# (withdraw in a kneeling position from a cliff) + a second crouching figure at top → kneel in a dangerous, slightly off-balanced position at a cliff → *danger*. Related meanings included *risky*; *critical* (condition); *close/narrow* (escape) → *nearly*; *almost*; *barely* (← close escape), as well as *fear* (for); *be anxious*; *uncertain*; *unreliable*; *dubious* and *doubt* (← fear/be anxious or doubtful about escaping a dangerous situation).

[Full Kanji Etymology List]