夜不闭户

Traditional form:

夜不閉戶

Pinyin (reading):

yèbùbìhù

Definitions:

• lit. doors not locked at night (idiom); fig. stable society

Characters:

• 夜 - night, dark; under cover of night
• 不 - no, not, un-; negative prefix
• 闭 - to shut, to close; to obstruct, to block
• 户 - door; family

Traditional characters:

• 夜 - night, dark; under cover of night
• 不 - no, not, un-; negative prefix
• 閉 - to shut, to close; to obstruct, to block
• 戶 - door; family