Crossword Genius

Strengthen (9)

Ross

There are a few possibilities for this:

Which length description are you looking for?:

7

9 6*

'strengthen' is the definition.
(I know that bolster is a more specific form of the action reenforce)

This is the entire clue.

(Other definitions for bolster that I've seen before include "Lobster (anag.)" , "Strengthen - long pillow" , "Extended pillow" , "Reinforce; a cushion" , "Long thick pillow" .)

I've seen this clue in the Evening Standard and The Telegraph.
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