Being able to use a variety of vocabulary is very important for exams such as IELTS and TOEFL.

5 Synonyms for the verb - Answer

to show that you have received or understand something

She acknowledged that she had received the email.

to give an answer at a later time

I'll get back to you tomorrow.

to give a response, verbally or written

Have your replied to the invitation yet?

to react to what another person says or does.

I did not respond to his threats.

to respond in an aggressive way, especially in a debate

His retort was very clever.