Amazing Chinese Characters (744) Wedge - 楔

The big seal script of character Wedge is

The left is character Wood (Post 10), the right is character Deed (Post 742). Deed is something binding two parts together, same as mortise and tenon structure which binding two or more parts together.

However, people used the character to present Wedge as well.

which is not original meaning, just the shape is similar, but the purpose is to split the fire wood, not to make close connection of two parts.

The small seal script of character Wedge is

Similar to big seal script.

Clerical script of character Wedge is

Similar to older scripts.

The Pinyin of the character is Xie4.