扎堆

• 扌(hand)RADICAL
• 乚(hook; fishing hook)PHONETIC

A hand holding a sharp object piercing through creates the action of jabbing or inserting.

• 土(earth; soil; land)RADICAL
• 隹(short-tailed bird)PHONETIC

Piles of earth stacked on top of each other like a flock of birds perched crowded together on the ground.