Synonyms|29Antonyms|0|Broader|0Narrower|0Related|12
3
augural(adjective, awful, fear, black, horror)
3
baleful(adjective, awful, fear, black, horror)
3
bodeful(adjective, awful, fear, black, horror)
3
disastrous(adjective, awful, fear, black, horror)
3
eldritch(adjective, awful, fear, black, horror)
3
evil-boding(adjective, awful, fear, black, horror)
3
evil boding(adjective, awful, fear, black, horror)
3
gloomy(adjective, awful, fear, black, horror)
3
ill-boding(adjective, awful, fear, black, horror)
3
ill-omened(adjective, awful, fear, black, horror)
3
ill boding(adjective, awful, fear, black, horror)
3
ill omened(adjective, awful, fear, black, horror)
3
inauspicious(adjective, awful, fear, black, horror)
3
lurid(adjective, awful, fear, black, horror)
3
portentous(adjective, awful, fear, black, horror)
3
presageful(adjective, awful, fear, black, horror)
3
spooky(adjective, awful, fear, black, horror)
3
sullen(adjective, awful, fear, black, horror)
1
sinister
1
unaccommodating
<12>
13 years ago|88 views|share |citing 
APASmart Define. (2013). sinistrous thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sinistrous/thesaurus/synonyms
ChicagoSmart Define. 2013. "sinistrous thesaurus" https://smartdefine.org/sinistrous/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, sinistrous thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sinistrous/thesaurus/synonyms>.
MLASmart Define. "sinistrous thesaurus" 16 June 2013. Web. 20 September 2026. <https://smartdefine.org/sinistrous/thesaurus/synonyms>