Is discouraged to repeat the same adjective again and again in a paragraph. Using a synonym the second time you see again the same concept is better.
Rules for poetry are more permissive or sometimes even encourage it for emphasis. In prose to see -black- barbers... -black- clients... -black dogs-... -black- neighborhood... would sound stupid and boring after a while.
Is discouraged to repeat the same adjective again and again in a paragraph. Using a synonym the second time you see again the same concept is better.
Rules for poetry are more permissive or sometimes even encourage it for emphasis. In prose to see -black- barbers... -black- clients... -black dogs-... -black- neighborhood... would sound stupid and boring after a while.