Crowing blusters refer to loud and boastful behavior that aims to impress others. This type of behavior can often be obnoxious and off-putting, which is why it's important to be mindful of using synonyms that convey a similar meaning. Some possible synonyms for crowing blusters include boasting, bragging, showing off, blustering, or puffing oneself up. Other options might include grandstanding, posturing, or exaggerating. Regardless of the word chosen, it's important to remember that behavior that seeks to impress others at the expense of one's humility or authenticity is often viewed as insincere and unattractive.