WHOLE CHARACTER
是shì
to be; yes (am/is/are); correct; right (是非); this; these (是日)
是 is the everyday to be — linking names and facts, and meaning right, not wrong.
The modern form has 日 above a lower group consisting of a horizontal stroke over a foot-like form. The header connects the earlier form to 日 and 正; the separated pieces are a visual aid.
TOP SUN PIECE
日rì
sun; day
日 gives a sun/day/time clue in combined characters.
In 是: top sun piece Shown with its documented or clearly limited role.
LOWER GROUP (HORIZONTAL ABOVE THE FOOT-LIKE FORM)
Component group
Notice this part of the shape; it is not taught as a separate word in this lesson.
In 是: lower group (horizontal above the foot-like form) Shown with its documented or clearly limited role.