• answer, response
• answer, respond
• when you reply to something that someone has said or written to you, you say or write something as an answer.
• a reply is something that you say or write when you reply to someone.
• if you say or do something in reply to what someone else has said or done, you say or do it as a response to them.
reply to the enemy's fire
• return fire at the enemy
• prompt answer, instantaneous response
• no response, lacking an answer, no reaction