decorum
noun
[ dɪˈkɔːrəm ]
• behaviour in keeping with good taste and propriety.
• "he had acted with the utmost decorum"
Similar:
propriety,
properness,
seemliness,
decency,
decorousness,
good taste,
correctness,
appropriateness,
appropriacy,
politeness,
courtesy,
good manners,
refinement,
breeding,
deportment,
dignity,
respectability,
modesty,
demureness,
Origin:
mid 16th century (as a literary term, denoting suitability of style): from Latin, neuter of the adjective decorus ‘seemly’.