ji4
to palpitate

strokes 11
radical
strokes after radical 8
悸动 悸動 ji4 dong4
to pound; to throb

悸栗 悸慄 ji4 li4
to tremble with fear

惊悸 驚悸 jing1 ji4
shaking in fear; one's heart palpitating with fear

心悸 心悸 xin1 ji4
palpitation

心有余悸 心有餘悸 xin1 you3 yu2 ji4
to have lingering fears; trepidation remaining after a trauma (idiom)

余悸 餘悸 yu2 ji4
lingering fear