2
unvaried(adjective, dull, stupid, boring, tedious)
2
vague(adjective, dull, ordinary, empty, pale)
2
vanilla(adjective, dull, weak, simple, flat)
2
watery(adjective, dull, light, weak, soft)
2
waxlike(adjective, dull, light, soft, poor)
2
waxy(dull, muddy, yellow, wan)
2
wearisome(adjective, dull, stupid, boring, tedious)
2
whitish(adjective, dull, light, soft, poor)
2
wooden
2
zero(adjective, dull, simple, flat, clean)
1
abrogating(bad, weak, gloomy)
1
abused(adjective, flat, ordinary, dry, boring)
1
achromous
1
actual(adjective, simple, clean, plain, ordinary)
1
against(bad, weak, gloomy)
1
anaemic
1
annulling(bad, weak, gloomy)
1
antagonistic(bad, weak, gloomy)
1
antiseptic
1
archaic(adjective, flat, ordinary, dry, boring)
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APASmart Define. (2016). colorless thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/colorless/thesaurus/synonyms
ChicagoSmart Define. 2016. "colorless thesaurus" https://smartdefine.org/colorless/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, colorless thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/colorless/thesaurus/synonyms>.
MLASmart Define. "colorless thesaurus" 23 March 2016. Web. 25 September 2026. <https://smartdefine.org/colorless/thesaurus/synonyms>