Amazing Chinese Characters (653) Grave - 墓

 The big seal script of character Grave is 

The top 

is character Grass - 草 (Post 49). 

The bottom is character Soil - 土 （Post 223）.

The Grave is a place there is a lot of grass on soil. 

The small seal script of character Grave is

Similar to big seal script, but the two grass in the middle are 45 degree skew lines to give space for the character Soil in the bottom in order to write a compact structure. 

The clerical script of character Grave is

Most U shape lines become straight lines. the pictography is lost.

The Pinyin of character is Mu4.