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wild; violent; rough-mannered; rude
rough (e.g. work); crude; coarse; careless
粗っぽい言葉遣いは周囲を不快にさせる。
Rough language makes people around you uncomfortable.
彼は口調が粗っぽいが根は優しい人だ。
He speaks in a rough manner, but at heart he is kind.
粗っぽかった態度が改まり、穏やかになった。
His rough manner changed and he became gentle.