frightful
adjective /ˈfraɪtfl/
/ˈfraɪtfl/
(old-fashioned, especially British English)- (informal) used to emphasize how bad something is synonym awful, terrible
- It was absolutely frightful!
- This room's in a frightful mess.
- They’re making a frightful noise.
- very serious or unpleasant synonym awful, terrible
- a frightful accident