• 舌(blade; tongue)
• 刂(knife; blade (radical))

A scraping blade close to the edge depicts the action of scraping, so 刮 means to scrape clean.

• 皮(hide; skin (pictograph – hand peeling animal skin))

A hand using a tool to skin an animal mimics the character meaning hide or skin.

• 刀(knife (pictographic))

The character knife resembles the curved shape of a blade with a handle.

• 舌(blade; tongue)
• 刂(knife; blade (radical))

A scraping blade close to the edge depicts the action of scraping, so 刮 means to scrape clean.

• 皮(hide; skin (pictograph – hand peeling animal skin))

A hand using a tool to skin an animal mimics the character meaning hide or skin.

• 刀(knife (pictographic))

The character knife resembles the curved shape of a blade with a handle.