免洗杯

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

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

• 氵(water; liquid)RADICAL
• 先(before; lead)PHONO-SEMANTIC

Washing uses water going first to clean everything.

• 木(wood; tree)RADICAL
• 不(void (for sound))PHONETIC

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