The term "gat bigger" has a primary meaning of expanding or increasing in size. Its antonyms, on the other hand, are words that convey the opposite meaning. Some of these antonyms include "shrink," which means to reduce in size, "decrease," which means to lower in quantity, and "diminish," which means to make something smaller. Other antonyms include "contract," "narrow," "reduce," and "condense." Using antonyms in language can help to convey a more nuanced meaning and provide a clearer understanding of a sentence or concept. Understanding both synonyms and antonyms can help to develop stronger language skills.