297 entries under adjective topic. ×

2
forewarning(verb, threatening)
2
hazardous
2
hinting(verb, threatening)
2
nauseating(awful, terrible, grim, shocking)
2
nerve-racking
2
nerve-wracking
2
nightmarish(nasty, awful, terrible, unreasonable)
2
revolting
2
risky
2
severe(hard, offensive, dark, violent)
2
terrorizing(noun, verb, mean, sharp)
2
tormenting(verb, threatening)
2
uncanny(awful, terrible, unreasonable, shocking)
2
warning(verb, threatening)
2
worrisome(hard, severe, offensive, distressing)
1
aggressive(mean, severe, sharp, nasty)
1
agonizing
1
animal(strong, severe, intense, violent)
1
antagonistic(mean, sharp, harsh, cross)
1
blustery(strong, severe, intense, violent)
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APASmart Define. (2016). frightening thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/frightening/thesaurus/synonyms
ChicagoSmart Define. 2016. "frightening thesaurus" https://smartdefine.org/frightening/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, frightening thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/frightening/thesaurus/synonyms>.
MLASmart Define. "frightening thesaurus" 23 March 2016. Web. 29 September 2026. <https://smartdefine.org/frightening/thesaurus/synonyms>