Synonyms and Antonyms for diabolical | Synonym.com

Synonyms and Antonyms for diabolical

1. diabolical (adj.)

extremely evil or cruel; expressive of cruelty or befitting hell

Synonyms: Antonyms:

2. diabolical (adj.)

showing the cunning or ingenuity or wickedness typical of a devil

Synonyms: Antonyms: