Popinjays is a word that describes people who are showy, vain, and talkative. Some synonyms for this word include peacocks, braggarts, boasters, and blowhards. These synonyms all describe people who boast about themselves and their achievements, often with little substance to back up their claims. Other possible synonyms for popinjays include show-offs, egotists, narcissists, and loudmouths. All of these words describe individuals who are overly concerned with their own appearance and reputation, often at the expense of others. Whether we call them popinjays, peacocks, or blowhards, these types of people tend to be annoying to those around them.