moralize - definition and synonyms

verb [intransitive] showing disapproval 

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/ˈmɒrəlaɪz/
present tense
I/you/we/theymoralize
he/she/itmoralizes
present participlemoralizing
past tensemoralized
past participlemoralized
  1. to tell people how they should behave, because you believe that your own opinion of right and wrong is the correct one