叫阵

叫阵	jiào zhèn	to challenge an opponent to a fight
叫	jiào	to shout / to call / to order / to ask / to be called / by (indicates agent in the passive mood)
叫	jiào	variant of 叫
阵	zhèn	disposition of troops / wave / spate / burst / spell / short period of time / classifier for events or states of short duration