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Use "smuts" in a sentence
"It is superfluous to urge the unnecessary "smuts," which are sometimes not in the least amusing."
"Tough and relentless, smuts from some horrible material, they are up with the sun and the world is theirs."
"The crowd parted as the engines rumbled into life and lined up for the grand parade, while owners set about last-minute buffing of gleaming metal and wiped smuts from otherwise immaculate liveries."