There are numerous synonyms for the word "boastfuls" that can be used to describe someone who is excessively proud or overly confident. Some of these synonyms include arrogant, conceited, egotistical, haughty, narcissistic, pompous, self-important, and vain. Those who are boastful often have an inflated sense of their own abilities and achievements, leading them to constantly brag or show off. While some may find these traits admirable, many view boastfulness as a negative and unattractive quality. Using different synonyms for "boastfuls" can offer writers and speakers alternative ways to describe individuals who exhibit this characteristic, allowing for greater precision and nuance in their language.