decorous

Adjective

• according with custom or propriety
  • her becoming modesty
    
  • comely behavior
    
  • it is not comme il faut for a gentleman to be constantly asking for money
    
  • a decent burial
    
  • seemly behavior
    

• characterized by propriety and dignity and good taste in manners and conduct
  • the tete-a-tete was decorous in the extreme
    

Related words

• Synonyms: 
  becoming , comely , comme il faut , decent , seemly
• Antonyms: 
  indecorous , indelicate