Lacking substance or worth:
Showing or characterized by boastful vanity
Alternative spelling of stuck up.
Thinking too highly of oneself
Find another word for swellheaded. In this page you can discover 11 synonyms, antonyms, idiomatic expressions, and related words for swellheaded, like: conceited, egoistic, egoistical, egotistic, egotistical, narcissistic, vain, vainglorious, bigheaded, stuck-up and self-love.