aback to be taken aback to be shocked, esp. by something unpleasant or unexpected: I was rather taken aback by his rudeness.

　　abandon 1. to leave completely and for ever: He abandoned his wife and children. When the fire got out of control, the captain told the sailors to abandon ship. Synonym desert, relinquish, forsake 2. to give up or bring an end to (something) esp. without finishing it or gaining the intended results. The bad weather forced them to abandon their search. (Etymology: abandon power)