noun, verbal noun
The action of returning. That is a reply or a response.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
Today, I didn't get a reply to my email.
Would you like to give me a little more time? I want to think it over before I respond.
There has been no response to my proposal for over a year, what should I do?