87 entries under plain topic. ×

1
antiquated(adjective, dull, hard, old)
1
baggy(shabby, dingy, unfashionable, antiquated)
1
blowsy(shabby, dingy, unfashionable, antiquated)
1
clean(adjective, simple, flat, ordinary)
1
common(adjective, dull, hard, simple)
1
diddly(adjective, simple, flat, clean)
1
everyday(adjective, dull, simple, ordinary)
1
garden-variety(adjective, dull, simple, flat, clean)
1
hackneyed(adjective, dull, hard, simple, clean)
1
lowly(adjective, simple, clean, ordinary)
1
matter-of- fact(expression, adjective, simple, flat, clean)
1
mundane(adjective, dull, simple, stupid)
1
nowhere(adjective, dull, simple, stupid)
1
out-of-date(adjective, dull, hard, old)
1
pabulum(adjective, dull, simple, flat, clean)
1
passé(dull, hard, tired, old)
1
platitudinous(adjective, dull, hard, simple, clean)
1
plebeian(adjective, dull, simple, flat, clean)
1
practical(adjective, calm, simple, sensible)
1
routine(adjective, dull, simple, stupid)
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APASmart Define. (2016). drab thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/drab/thesaurus/synonyms
ChicagoSmart Define. 2016. "drab thesaurus" https://smartdefine.org/drab/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, drab thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/drab/thesaurus/synonyms>.
MLASmart Define. "drab thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/drab/thesaurus/synonyms>