• 艹(grass; plant)
• 洛(Luo River (sound and meaning of falling into water))

Leaves falling from a tree like water flowing in a river expresses the meaning of the character for falling.

• 日(sun (pictograph))

The character 日 is drawn as a round sun with light rays inside.

• 艹(grass; plant)
• 洛(Luo River (sound and meaning of falling into water))

Leaves falling from a tree like water flowing in a river expresses the meaning of the character for falling.

• 日(sun (pictograph))

The character 日 is drawn as a round sun with light rays inside.