Synonyms|469Antonyms|83|Broader|3Narrower|0Related|241
1
deterring
1
detrimental(adjective, dangerous)
1
devilish
1
diabolical
1
difficult(hard, severe, offensive, distressing, disturbing)
1
direful
1
disadvantageous(adjective, arouse bad emotions)
1
disheartening
1
dispiriting
1
doomed
1
dour
1
dreaded
1
dreading
1
dreary
1
dusk
1
eerie
1
exasperating
1
fatal(adjective, dangerous)
1
fear
1
fear-inspiring
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APASmart Define. (2016). alarming thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/alarming/thesaurus/synonyms
ChicagoSmart Define. 2016. "alarming thesaurus" https://smartdefine.org/alarming/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, alarming thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/alarming/thesaurus/synonyms>.
MLASmart Define. "alarming thesaurus" 3 April 2016. Web. 25 September 2026. <https://smartdefine.org/alarming/thesaurus/synonyms>