2
lusterless
2
mellow
2
monotonous(adjective, dull, dark, gloomy, faint)
2
muddy(verb, adjective, dull, cover, confuse)
2
muffled(adjective, gloomy, cloudy, overcast)
2
muted(adjective, dull, dark, gloomy, faint)
2
olden(tired, mature, aged, older, elderly)
2
overshadow(verb, cover, obscure, confuse, hide)
2
patriarchal
2
sallow(adjective, dull, light, soft, poor)
2
same
2
senior(tired, mature, aged, older, elderly)
2
sickly(adjective, dull, light, soft, poor)
2
skewbald
2
sluggish
2
smoggy(cloudy, hazy, misty)
2
sober(adjective, gloomy, cloudy, overcast)
2
soft(adjective, light, gloomy, insipid, cloudy)
2
softened(adjective, gloomy, cloudy, overcast)
2
sombre(heather, charcoal, starless)
11 years ago|37k views|share |citing 
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>