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sharp·en

sharpen

 
 
pronunciation:
shar pn
features:
Word Combinations (verb), Word Parts
part of speech: verb
inflections: sharpens, sharpening, sharpened
definition: to make or become sharp.
He sharpened the knife with a special stone.
antonyms:
blunt, dull
similar words:
grind
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derivation: sharpener (n.)
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