• ⺈(knife (upper part))
• 口(mouth; opening)
• 儿(person; human leg)

A person with mouth open and a knife at the throat escapes death to be called exempted!

• 氵(water; liquid)
• 先(before; lead)

Washing uses water going first to clean everything.

• 木(wood; tree)
• 不(void (for sound))

A wooden cup or bowl that sounds like the character for "not."

• ⺈(knife (upper part))
• 口(mouth; opening)
• 儿(person; human leg)

A person with mouth open and a knife at the throat escapes death to be called exempted!

• 氵(water; liquid)
• 先(before; lead)

Washing uses water going first to clean everything.

• 木(wood; tree)
• 不(void (for sound))

A wooden cup or bowl that sounds like the character for "not."