defend yourself using words (inseparable)
reply rudely (separable)
bronić się słowami
odpowiadać niegrzecznie, niekulturalnie odpowiadać, odpyskiwać
It`s really wrong to write things like that about people who cannot answer back
Angela's mother was shocked when she started answering her back and refusing to help.
I'm tired of him answering me back.
(Mother to a child) Don't answer me back when I'm talking to you!