un sharpened


verb (used with object), verb (used without object)
to make or become sharp or sharper.

1400–50; late Middle English; see sharp, -en1

sharpener, noun
presharpen, verb (used with object)
resharpen, verb
unsharpened, adjective
unsharpening, adjective
well-sharpened, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
sharpen (ˈʃɑːpən)
1.  to make or become sharp or sharper
2.  music Usual US and Canadian word: sharp to raise the pitch of (a note), esp by one chromatic semitone

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