"Not to snuff" is an expression used to describe something that is not up to standard or unsatisfactory. Some antonyms for this phrase include "top-notch," "excellent," "superior," "perfect," and "outstanding." When something is "not to snuff," it lacks quality or meets expectations. On the other hand, antonyms for this phrase emphasize excellence and the highest level of quality. These words describe something that is above and beyond what is expected, and they highlight a standout performance, product, or service. Using antonyms for "not to snuff" can help to convey a more positive and confident message in writing and communication.