dishonour       
 noun [ U ] UK (US dishonor) uk/dɪˈsɒn.ər/ us/dɪˈsɑː.nɚ/
 不光彩,不名誉,耻辱,羞辱
a feeling of embarrassment and loss of people's respect, or a situation in which you experience this
  Some of the leaders of the coup took their lives rather than face dishonour. 一些参与政变的领导者宁死也不愿蒙受耻辱。 
 It was no dishonour to be beaten by such a strong opponent. 败给如此强劲的对手没有什么可羞愧的。 
 dishonour          
verb [ T ] UK (US dishonor) uk/dɪˈsɒn.ər/ us/dɪˈsɑː.nɚ/
 使丢脸,使蒙受耻辱;羞辱
to cause someone or something to lose respect
  He felt that he had dishonoured his country. 他觉得自己给国家丢了脸。 
  违反(协议);违背(诺言)
If you dishonour a promise or agreement, you do not do what you said you would do.
  We suspect he means to dishonour the agreement made three years ago. 我们怀疑他想违反3年前签下的协议。