Crossword Genius

Paintbrush demo suffering small setbacks (5,2,3,4)

Ross

I believe the answer is:

bumps in the road

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'small setbacks' is the definition.
I know nothing about this answer so I cannot tell whether it can be defined by this definition.

'paintbrush demo suffering' is the wordplay.
'suffering' indicates anagramming the letters.
'paintbrush'+'demo'='paintbrushdemo'
'paintbrushdemo' anagrammed gives 'BUMPS IN THE ROAD'.

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