err   
  err /ɜː $ ɜːr/ BrE  AmE  verb [intransitive]   [Date: 1200-1300; Language: Old French; Origin: errer, from Latin errare]   1. err on the side of something to be more careful or safe than is necessary, in order to make sure that nothing bad happens:         It’s always best to err on the side of caution.   2. old use to make a mistake
  errhu| ◎ | [ə:] |  | ※ | nội động từ |  |   | ■ | lầm lỗi, sai lầm |  |   | ■ | phạm tội |  |   | ■ | (từ cổ,nghĩa cổ), (từ hiếm,nghĩa hiếm) đi lang thang |  
 
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