• 艹(grass; plant)
• 臧(hidden; good)

Grass and plants covering on top help conceal everything below.

• 宀(roof)
• 玉(precious jade; gem)

A treasure is a precious jewel carefully kept hidden in the house.

• ⺮(bamboo)
• 相(look at each other; support)

A bamboo box or trunk with two opposite sides facing each other looks like the character for "mutual" or "each other."

• 艹(grass; plant)
• 臧(hidden; good)

Grass and plants covering on top help conceal everything below.

• 宀(roof)
• 玉(precious jade; gem)

A treasure is a precious jewel carefully kept hidden in the house.

• ⺮(bamboo)
• 相(look at each other; support)

A bamboo box or trunk with two opposite sides facing each other looks like the character for "mutual" or "each other."