护理学

• 扌(hand)RADICAL
• 户(door; household)PHONO-SEMANTIC

Using your hand to shield the front door of a house is protection.

• 王(jade; precious stone)RADICAL
• 里(village; mile)PHONO-SEMANTIC

Polishing rough jade layer by layer along the grain, like dividing the road mile by mile into neat sections.

• ⺍(two hands (indicating learning))ASSOCIATIVE
• 冖(roof; house)ASSOCIATIVE
• 子(child)RADICAL

A child sitting under a roof with two hands diligently studying represents learning.