to startle / to be frightened / to be scared / alarm
惊
=
京
+
忄
:
Somebody set off engine's alarm in the middle of the night and Joan of Arc arrives in a rush to scare away any intruder with a flail. She was in such a rush and so tired though that she forgot to put on her pants and arrives in front of the engine just wearing ridiculous underpants which feature a pattern of berets, mandarins and daisies.
恐
=
巩
+
心
:
A terrorist (恐) is harassing Karl Koala (ku) inside of the engine ((e)ng3). The terrorists frightens (恐) Karl so much that his heart (心) jumps out of his body. The terrorist then quickly grabs Karl's heart and uses a padlock (巩) to lock it away to blackmail Karl.