2
extremely
2
fatal(adjective, dangerous)
2
highly
2
iffy
2
malignant(adjective, dangerous)
2
speculative(adjective, dangerous)
2
unstable(adjective, dangerous)
2
venturous(adjective, safety, dangerous)
2
very
2
vulnerable(adjective, dangerous)
1
agonizing(adjective, strange, horrible, horror, scary)
1
bold
1
charnel
1
chilling
1
creepy crawly
1
delicate(adjective, dangerous)
1
dodgy
1
exceptionally
1
explosive
1
forbidding
11 years ago|6.6k views|share |citing 
APASmart Define. (2015). parlous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/parlous/thesaurus/synonyms
ChicagoSmart Define. 2015. "parlous thesaurus" https://smartdefine.org/parlous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, parlous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/parlous/thesaurus/synonyms>.
MLASmart Define. "parlous thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/parlous/thesaurus/synonyms>