The word "re-warding" refers to the act of giving someone a reward or showing appreciation for their efforts. The antonyms for "rewarding" are words that convey the opposite meaning, like penalizing, punishing, or disincentivizing. Punishing involves imposing a penalty or suffering on someone for their actions, while disincentivizing means to discourage or dissuade someone from doing something by removing the rewards they might receive. Other antonyms for "rewarding" include unappreciated, unrewarding, and thankless, which suggest that a person's efforts go unrecognized, unvalued or unacknowledged. These antonyms highlight the importance of recognizing and appreciating people's contributions to encourage better performance, while also emphasizing that there may be negative consequences for those who do not meet expectations.