Slightly less sly, and easy to get away with? (5)

I believe the answer is:

light

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'with?' is the definition.
Both the answer and definition are adverbs. Maybe there's a link between them I don't understand?

'slightly less sly and easy to get away' is the wordplay.
'LIGHT' is hidden in amongst the letters.
However, I'm unsure how this is indicated.

Can you help me to learn more?

(Other definitions for light that I've seen before include "Easy to carry" , "Easily lifted" , "without difficulty" , "Undemanding; crossword answer" , "Fair" .)

I've seen this clue in the Evening Standard.

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