65 entries under drab topic. ×

1
clean(adjective, simple, plain, ordinary, straightforward)
1
diddly(adjective, simple, clean, plain, ordinary)
1
dusky(soft, flat, dirty, soiled)
1
indeterminate(adjective, dull, ordinary, empty, pale)
1
indistinct(adjective, soft, obscure, flat, dark)
1
intermediate(adjective, dull, inferior, ordinary, decent)
1
irksome(adjective, dull, simple, flat, clean)
1
low(adjective, mean, weak, soft, obscure)
1
lowly(adjective, simple, clean, plain, common)
1
matte(adjective, dull, weak, soft, obscure)
1
matter-of- fact(expression, adjective, simple, clean, plain)
1
murky(soft, flat, dirty, shabby)
1
muted(adjective, dull, weak, soft, obscure)
1
pabulum(adjective, dull, simple, flat, clean)
1
platitudinous(adjective, dull, simple, flat, clean)
1
prose(adjective, simple, clean, plain, ordinary)
1
soft(dull, light, flat, dark, cold)
1
square(adjective, simple, clean, plain, ordinary)
1
uninspiring(adjective, dull, simple, flat, clean)
0
expressionless(adjective, pale, bland, monotonous)
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APASmart Define. (2016). colorless thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/colorless/thesaurus/synonyms
ChicagoSmart Define. 2016. "colorless thesaurus" https://smartdefine.org/colorless/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, colorless thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/colorless/thesaurus/synonyms>.
MLASmart Define. "colorless thesaurus" 23 March 2016. Web. 28 September 2026. <https://smartdefine.org/colorless/thesaurus/synonyms>