Synonyms|3.2kAntonyms|1.3k|Broader|61Narrower|58Related|3.9k

144 entries under plain topic. ×

8
lusterless(adjective, beat, light, simple, flat)
8
wishy-washy(adjective, light, weak, soft)
7
homely(adjective, simple, pure, common)
7
matter-of-fact(adjective, calm, simple, excite)
7
stodgy(adjective, flat, excite, warm)
7
undistinguished(adjective, ordinary, incompetence, dullard, simple)
6
unexceptional(adjective, ordinary, commonplace, everyday, unremarkable)
5
unadorned(adjective, simple, pure, ordinary)
4
disagreeable(adjective, nasty, unpleasant, gloomy)
4
garden-variety(adjective, mean, simple, indifferent)
4
inferior(adjective, mean, simple, common)
4
repulsive(adjective, nasty, unpleasant, common)
4
sapless(adjective, weak, mild, boring)
4
unembellished(adjective, simple, tough, pure)
4
unremarkable(adjective, ordinary, commonplace, simple)
4
workaday(adjective, simple, pure, common)
3
archaic(adjective, dry, boring, tedious)
3
calm(verb, adjective, quiet, check, reduce)
3
flavorless(adjective, weak, flat, excite, nasty)
3
gross(adjective, nasty, rude, unpleasant)
For more, visit Dull on Power Thesaurus
10 years ago|80k views|share |citing 
APASmart Define. (2016). dull thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/dull/thesaurus/synonyms
ChicagoSmart Define. 2016. "dull thesaurus" https://smartdefine.org/dull/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, dull thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/dull/thesaurus/synonyms>.
MLASmart Define. "dull thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/dull/thesaurus/synonyms>