The word "tarnisher" refers to a process of causing something to lose its shine or luster. Antonyms for this word include "polish," "shine," "glitter," "illuminate," "burnish," and "brighten." When we use these words, we convey the opposite meaning to tarnisher. Instead of dulling something, we enhance its brightness and beauty. For example, if we apply polish to silverware, it regains its shine and becomes brighter. Similarly, if we illuminate the room, it becomes brighter and more cheerful, instead of dull and gloomy. Therefore, it's essential to know antonyms for tarnisher to express positive and negative connotations effectively.