5
ancient(adjective, tired, old, mature, aged)
5
bleak
5
canescent
5
funereal(adjective, sorrow, depress, sadness, emotion)
5
granite(adjective, shade, colour, dullness, clay)
5
grey-headed
5
greyness
5
pallid(adjective, dull, light, soft, poor)
5
shade(verb, cover, obscure, confuse, hide)
5
solemn(adjective, sorrow, depress, sadness, emotion)
5
sullen(adjective, sorrow, depress, sadness, emotion)
5
sunless(adjective, dark, sorrow, depress, sadness)
5
tedious
5
venerable(tired, old, mature, age, aged)
5
wan(adjective, dull, light, soft, poor)
5
white(adjective, dull, light, soft, poor)
4
lead(adjective, dull, shade, colour, dullness)
4
achromatic(adjective, hazy, shiny, silver, snowy)
4
cadaverous(adjective, dull, light, soft, poor)
4
colorless(adjective, dull, light, soft, poor)
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APASmart Define. (2015). gray thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/gray/thesaurus/synonyms
ChicagoSmart Define. 2015. "gray thesaurus" https://smartdefine.org/gray/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, gray thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/gray/thesaurus/synonyms>.
MLASmart Define. "gray thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/gray/thesaurus/synonyms>