• 宀(roof)
• 元(origin; first)

Under a roof there is everything needed from the basics, so all matters are complete.

• 开(open; mold; form)
• 彡(stroke; line)

Shape is lines drawn on a frame opening before the eyes.

• 土(earth; soil; land)
• 真(true; real; genuine)

Fill a space firmly with earth to make it solid and complete, like plugging a hole with dirt.

• 穴(row; gap)
• 工(craftsman; work)

An empty cave with nothing inside is just hollow space.

• 宀(roof)
• 元(origin; first)

Under a roof there is everything needed from the basics, so all matters are complete.

• 开(open; mold; form)
• 彡(stroke; line)

Shape is lines drawn on a frame opening before the eyes.

• 土(earth; soil; land)
• 真(true; real; genuine)

Fill a space firmly with earth to make it solid and complete, like plugging a hole with dirt.

• 穴(row; gap)
• 工(craftsman; work)

An empty cave with nothing inside is just hollow space.