The act or process in which things are tidied.(noun)
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Use "tidying" in a sentence
"It was an exercise in tidying my own mind that I liked a lot."
"Lily sucked at her finger until it stopped bleeding, then she tore herself away from the perfect plant to begin tidying the surrounding soil for the garden she would soon plant, picking out twigs and stones, imagining the beauty she would create."
"Publishers are supposed to have people who are experienced in tidying up all the glitches that occur in almost every piece of copy."