2
starless(adjective, obscure, dark, gloomy, pitch)
2
swart(adjective, obscure, dark, gloomy, pitch)
2
vague(adjective, dull, dark, gloomy, dim)
1
black
1
cimmerian(adjective, dull, dark, gloomy, dim)
1
coal-black
1
coaler(adjective, dark, pitch, inky, clouded)
1
darkling
1
duskish
1
grey(adjective, heather, charcoal, starless)
1
grim
1
heather(charcoal, starless)
1
ill-lit
1
obfuscous(adjective, dull, dark, gloomy, dim)
1
oyster(heather, charcoal, starless)
1
pitch(adjective, obscure, dark, gloomy, black)
1
pitch-dark pitchy(expression, adjective, dark, black, murky)
1
pitch dark(expression, adjective, dark, pitch, unlit)
1
sable
1
silvered(heather, charcoal, starless)
10 years ago|3.7k views|share |citing 
APASmart Define. (2016). stygian thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/stygian/thesaurus/synonyms
ChicagoSmart Define. 2016. "stygian thesaurus" https://smartdefine.org/stygian/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, stygian thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/stygian/thesaurus/synonyms>.
MLASmart Define. "stygian thesaurus" 29 February 2016. Web. 20 September 2026. <https://smartdefine.org/stygian/thesaurus/synonyms>