Synonyms|180Antonyms|3|Broader|0Narrower|0Related|67
44
scary(adjective, feeling, cause, fear, frightening)
11
frightening(verb, adjective, frightening)
10
terrifying(verb, adjective, frightening)
9
alarming(verb, adjective, frightening)
6
horrifying(verb, adjective, frightening)
6
spooky
5
bloodcurdling
5
unnerving(verb, adjective, frightening)
4
stupefying
4
formidable
4
hair-raising
4
hardening
4
paralyzing
3
appalling
3
intimidating(verb, adjective, frightening)
3
paralysing
3
stunning
3
threatening(verb, frightening)
2
harrowing(verb, adjective, frightening)
2
fossilizing
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APASmart Define. (2015). petrifying thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/petrifying/thesaurus/synonyms
ChicagoSmart Define. 2015. "petrifying thesaurus" https://smartdefine.org/petrifying/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, petrifying thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/petrifying/thesaurus/synonyms>.
MLASmart Define. "petrifying thesaurus" 17 July 2015. Web. 20 September 2026. <https://smartdefine.org/petrifying/thesaurus/synonyms>