Rascal to take too little trouble with the job (5)

I believe the answer is:

scamp

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'rascal' is the definition.
(I know that rascal can be written as scamp)

I can't explain the rest of the clue.

(Other definitions for scamp that I've seen before include "villain" , "pickle" , "Mischievous child (colloq.)" , "Troublemaker" , "Mischief-maker" .)

I've seen this clue in The Irish Independent.

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