The phrase "snows under" is used to describe a situation where someone or something becomes overwhelmed by a large amount of work, responsibility, or problems. Antonyms for "snows under" would be words that describe a situation where someone is able to manage or overcome their workload or challenges. Some possible antonyms include "succeeds," "thrives," "triumphs," "prevails," "conquers," "master," and "dominates." These words bring to mind images of someone who is capable, resilient, and able to handle whatever obstacles come their way. Using these antonyms can help to highlight the positive aspects of a situation, rather than dwelling on the negative.