Going easy on someone or something typically means treating them leniently or with less severity than they deserve. Antonyms for the term include being tough or firm, giving harsh treatment, and not showing mercy. These words suggest a stricter approach to disciplining or dealing with someone. For example, instead of going easy on a student who plagiarized an assignment, a teacher might choose to be firm and impose a more severe penalty. Similarly, instead of going easy on a criminal, a judge might decide to give a harsher sentence. The antonyms for going easy on imply a stricter, less lenient approach to dealing with situations.