压蒜器

• 厂(rock face; eaves)RADICAL
• 土(earth; soil; ground)ASSOCIATIVE
• 丶(small dot; weight)ASSOCIATIVE

A rock wall pressing down on the earth like a heavy object applying pressure from above.

• 艹(grass; plant)RADICAL
• 祘(calculate; reckon (for sound))PHONETIC

Garlic is a plant with a layered bulb arranged like stacked numbers.