Running as a cure for break in foot (7)

I believe the answer is:

caesura

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'break in foot' is the definition.
'caesura' can be an answer for 'foot' (thesaurus). I'm unsure of the 'break in' bit.

'running as a cure' is the wordplay.
'running' is an anagram indicator.
'as'+'a'+'cure'='asacure'
'asacure' anagrammed gives 'CAESURA'.

'for' is the link.

Can you help me to learn more?

(Other definitions for caesura that I've seen before include "Short pause in a line of verse" , "Break in line" , "Pause near middle of verse line" , "Pause or interruption (in conversation or prose)" .)

I've seen this clue in The Sunday Times.

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