The word "overawe" means to impress or intimidate someone to a great degree. Its antonyms are words that describe the opposite, such as "underwhelm," which means to fail to impress or satisfy. Other antonyms for "overawe" include "disappoint" and "underwhelm," both of which convey the sense that something was not as impressive or awe-inspiring as expected. Synonyms for "overawe" include "astonish," "astound," "impress," and "amaze," all of which are words that convey a sense of wonder or awe. By learning these antonyms and synonyms, one can better understand the nuances and complexities of the English language.