Crossword Genius

Allowed to remove cap that's dreadful (5)

Ross

I believe the answer is:

awful

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'dreadful' is the definition.
(synonyms)

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(Other definitions for awful that I've seen before include "Disgusting" , "Appalling, terrible" , "Dreadful, really bad" , "Really terrible, ghastly" , "Exceptionally bad" .)

I've seen this clue in The Times.
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