diabolical
adjective /ˌdaɪəˈbɒlɪkl/
/ˌdaɪəˈbɑːlɪkl/
- (especially British English, informal) extremely bad or annoying synonym terrible
- The traffic was diabolical.
- It was a diabolical performance and we felt something had to be done before the next match.
- (also less frequent diabolicmorally bad and evil; like a devilTopics Personal qualitiesc2/ˌdaɪəˈbɒlɪk//ˌdaɪəˈbɑːlɪk/)