• 氵(water; liquid; juice)
• 殳(weapon; club)

Water pressing down and submerging everything like a stick striking downward causes things to disappear.

• 言(speech; words)
• 隹(short-tailed bird)

Asking "who is that?" is raising a question about a bird whose name you don't know.

• 了(newborn child; infant)

An image of a curled-up baby suggests completeness and ending.

• 氵(water; liquid; juice)
• 殳(weapon; club)

Water pressing down and submerging everything like a stick striking downward causes things to disappear.

• 言(speech; words)
• 隹(short-tailed bird)

Asking "who is that?" is raising a question about a bird whose name you don't know.

• 了(newborn child; infant)

An image of a curled-up baby suggests completeness and ending.