5
immodest(adjective, person, selfish)
5
impotent(adjective, weak, inferior, insignificant, inadequate)
5
insignificant(adjective, slight, value, small, stupid)
5
presumptuous(adjective, certain, aloof, sure, pretentious)
5
self-loving(adjective, person, selfish, egoist)
5
shallow(adjective, ignorant, unintelligent)
5
showy(adjective, superior, important, extravagant, affected)
5
silly(adjective, slight, small, stupid, insignificant)
5
superficial(adjective, slight, trivial, empty, worthless)
5
swaggering(adjective, person, certain, aloof, sure)
5
swollen
5
unimportant(adjective, slight, value, small, insignificant)
4
baseless
4
big-headed(adjective, person, selfish, egotistical)
4
flamboyant(adjective, extravagant, affected, pretentious, flashy)
4
foolish(adjective, slight, silly, trivial, ridiculous)
4
grandiloquent(adjective, ostentatious)
4
groundless(adjective, false, empty, worthless, untrue)
4
hifalutin
4
highfalutin(adjective, pompous)
10 years ago|25k views|share |citing 
APASmart Define. (2016). vain thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/vain/thesaurus/synonyms
ChicagoSmart Define. 2016. "vain thesaurus" https://smartdefine.org/vain/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, vain thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/vain/thesaurus/synonyms>.
MLASmart Define. "vain thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/vain/thesaurus/synonyms>