• 囗(frame; surround)
• 儿(person; foot)

Four sides of a square frame surround two legs — the ancient form of the number four.

• ⺈(blade (upper part); blade edge (top))
• 用(use; employ)

A sharp horn like a knife blade is used for stabbing, resembling the pointed horn of an animal.

• 囗(frame; surround)
• 儿(person; foot)

Four sides of a square frame surround two legs — the ancient form of the number four.

• ⺈(blade (upper part); blade edge (top))
• 用(use; employ)

A sharp horn like a knife blade is used for stabbing, resembling the pointed horn of an animal.