A response to a stimulus or an event.

किसी उत्तेजना या घटना के प्रति प्रतिक्रिया।

English Usage: Her reaction to the news was unexpected.

Hindi Usage: समाचार पर उसकी प्रतिक्रिया अप्रत्याशित थी।

A humorous misuse of a word by confusion with a word that sounds similar.