Third-person singular simple present indicative form of whiten.(verb)
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Use "whitens" in a sentence
"'Lebanon', according to the Rabbis, is a cryptic name for the Temple, because its root letters form the word 'whiten': the Temple therefore "whitens" the nation's sins."
"You must also consider her background – that old adage “wealth ‘whitens’” holds true."
"The oil of roses develops after noon, and laughing bird, or speckled moth I am that fabulous bird that whitens with age, after only once having smelled the moon."