• 土(earth; soil; land)
• 曾(layer; add up)

Earth piled up layer upon layer symbolizes growth.

• 禾(rice plant; grain)
• 周(all around; surrounding)

Rice grows densely everywhere across the field, so the character 稠 means dense or thick.

• 齐(even; orderly)
• 刂(knife radical)

Using a knife to cut evenly creates the proper dose of medicine.

• 土(earth; soil; land)
• 曾(layer; add up)

Earth piled up layer upon layer symbolizes growth.

• 禾(rice plant; grain)
• 周(all around; surrounding)

Rice grows densely everywhere across the field, so the character 稠 means dense or thick.

• 齐(even; orderly)
• 刂(knife radical)

Using a knife to cut evenly creates the proper dose of medicine.