to uncover; to ferret out (the culprit)

to grab

lit. grips the heart; worried; anxious

creased; wrinkled; depressed; worried; upset

to seize and subject to public criticism (form of persecution during the Cultural Revolution)

folk remedy involving repeatedly pinching the neck, throat, back etc to increase blood flow to the area and relieve inflammation

to seize and send (to court, to face punishment)

to grab sb by the queue (i.e. hair); to seize on weak points; to exploit the opponent's shortcomings

(idiom) extremely anxious; anguished

heart-wrenching