Inroads (5)

I think it could be either:

Which length description are you looking for?:

raids

'inroads' is the definition.
(I've seen this in another clue)

This is all the clue.

(Other definitions for raids that I've seen before include "Military incursions, forays" , "Military attacks" , "Invasions" , "Surprise attacks" , "Searches by police without warning" .)

I've seen this clue in The Mirror and the New York Times.

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