59 entries under dreadful topic. ×

5
disagreeable(adjective, nasty, unpleasant, awful, terrible)
5
lousy(adjective, bad, nasty, offensive, unpleasant)
5
redoubtable(adjective, awful, terrible)
5
ungodly(adjective, offensive, unpleasant, awful, terrible)
4
unearthly(awful, terrible, unreasonable, shocking)
3
astounding(awful, terrible)
3
baleful(awful, terrible)
3
bloodcurdling(awful, terrible, frightening, creepy)
2
strange(awful, terrible)
1
detestable(adjective, nasty, offensive, unpleasant, awful)
1
mean(adjective, bad, nasty, unpleasant, awful)
1
scandalous(adjective, evil, nasty, offensive, unpleasant)
1
shameful(adjective, bad, nasty, offensive, unpleasant)
0
fairy(adjective, nasty, unpleasant, awful, disgusting)
0
overwhelming(awful, terrible, foul, disgusting)
0
sickie(adjective, nasty, unpleasant, awful, disgusting)
0
sublime(awful, terrible)
0
unkind(adjective, nasty, unpleasant, awful, disgusting)
0
upsetting(adjective, awful, terrible, shocking)
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APASmart Define. (2015). horrendous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/horrendous/thesaurus/synonyms
ChicagoSmart Define. 2015. "horrendous thesaurus" https://smartdefine.org/horrendous/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, horrendous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/horrendous/thesaurus/synonyms>.
MLASmart Define. "horrendous thesaurus" 17 July 2015. Web. 28 September 2026. <https://smartdefine.org/horrendous/thesaurus/synonyms>