Synonyms of sharpen

sharpen

verb

ˈshär-pən 

as in to grind

to make sharp or sharper

you need to sharpen your penknife's blade frequently in order to be able to whittle properly

Synonyms & Similar Words

• grind
• hone
• whet
• stone
• edge
• file
• strop

Antonyms & Near Antonyms

• dull
• blunt
• polish
• round
• smooth
• gloss
• burnish
• buff

Example Sentences

Recent Examples of sharpen

Skubal’s energy and edge are tools, sharpened over the years and ready to deploy against slights real or invented. — Cody Stavenhagen, New York Times, 22 July 2026

Always disengage the power source for safety before sharpening. — David Beaulieu, The Spruce, 22 July 2026

Her signature offering is the Brand Authority Intensive, a one-on-one coaching program in which Romo works directly with clients to sharpen their messaging and develop a strategy aligned with real business goals. — Malana Vantyler, USA Today, 22 July 2026

How Often to Sharpen The general recommendation is to sharpen your blades after every 20 to 25 hours of use, says Duffy—or about twice during the mowing season. — Helena Madden, Martha Stewart, 22 July 2026