Re-bate, meaning a partial refund or discount, has many antonyms that represent its opposite meaning. Some of these antonyms include increase, escalation, growth, enlargement, surge, augmentation, and rise. These words depict a scenario where the price or value of a product or service is not reduced but rather increases over time. Another set of antonyms for re-bate includes premium, surcharge, addition, supplement, and extra charge. These words indicate an additional cost or fee that is charged beyond the original price of a product or service. Overall, the antonyms of re-bate illustrate the opposite meaning of reducing or discounting a price or value.