The rain is blowing in through the window; come close it.
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潲 is an uncommon character mostly limited to describing wind-driven rain slanting in through a door or window. It also has a dialect noun sense, 潲水, the slop fed to pigs. Built on the water radical 氵 with phonetic 稍.
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Water radical 氵 plus 稍: water coming in at a slight, slanting angle.
