Synonyms|358Antonyms|61|Broader|0Narrower|0Related|262

29 entries under adjective topic. ×

2
awful
2
ghastly
1
abominable
1
brutal
1
corking
1
desperate
1
dire
1
dreadful
1
fearful
1
frightful
1
monstrous
0
alarming
0
all-fired
0
bad
0
deuced
0
devastating
0
extreme
0
fearsome
0
grim
0
grisly
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APASmart Define. (2015). frightfully thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/frightfully/thesaurus/synonyms
ChicagoSmart Define. 2015. "frightfully thesaurus" https://smartdefine.org/frightfully/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, frightfully thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/frightfully/thesaurus/synonyms>.
MLASmart Define. "frightfully thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/frightfully/thesaurus/synonyms>