19
unproductive(adjective, weak, flat, stupid, inadequate)
17
unprofitable(adjective, flat, stupid, inadequate, limited)
16
half ass
16
smug(adjective, person, aloof, pretentious, arrogant)
15
unsuccessful(adjective, weak, inferior, short, inadequate)
14
empty(adjective, slight, value, small, silly)
14
idle(adjective, weak, slight, small, silly)
14
self-absorbed(adjective, person, superior, aloof, affected)
13
cocky(adjective, person, informal, aloof, pretentious)
13
egocentric(adjective, person, selfish, egotistical, egoist)
13
nugatory(adjective, slight, value, small, silly)
13
self-satisfied(adjective, person, pleased)
13
stuck-up(adjective, person, informal, snobbish, self-love)
12
barren(adjective, inadequate, feeble, useless, trivial)
12
ostentatious(adjective, important, affected, pretentious, flashy)
12
pompous(adjective, superior, important, aloof, affected)
11
hollow(adjective, slight, value, small, silly)
11
inefficacious(adjective, inferior, inadequate, feeble, useless)
11
inflated(adjective, boastful, egotistical)
11
profitless(adjective, flat, stupid, idle, useless)
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APASmart Define. (2016). vain thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/vain/thesaurus/synonyms
ChicagoSmart Define. 2016. "vain thesaurus" https://smartdefine.org/vain/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, vain thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/vain/thesaurus/synonyms>.
MLASmart Define. "vain thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/vain/thesaurus/synonyms>