How to Use "nonplussed" with Example Sentences

1. Lucy asked sounding a little nonplussed .
2. Mrs swallow looked nonplussed . She opened her mouth a number of times .
3. A lmost half of the detectives were nonplussed if a suspect refused to answer questions .
4. Nazis and their ideology have always left me ...... nonplussed .
5. This again nonplussed the youngster , who took his defeat to his teacher .