Simple past tense and past participle of quicksilver.(verb)
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Use "quicksilvered" in a sentence
"The word mirror is more peculiarly used to signify a smooth surface of glass, tinned and quicksilvered at the back, [3] which reflects the images of objects placed before it."
"She bit her red lips and looked out of the window; but the window, blackened by night and quicksilvered by the snow, was only a mirror for"
"The shades were up; night quicksilvered the window-panes so that they were like a dark mirror reflecting his face."