忪 忪 zhong1
restless; agitated

strokes 7
radical
心
心
strokes after radical 4
惺忪 惺忪 xing1 song1
drowsy-eyed; wavering; indecisive; awake; conscious; clearheaded

怔忪 怔忪 zheng1 zhong1
frightened; scared; terrified