ceremony

ceremony /ˈserəˌmoʊni/ noun
plural ceremonies
ceremony
/ˈserəˌmoʊni/
noun
plural ceremonies
Britannica Dictionary definition of CEREMONY
1 
[count] : a formal act or event that is a part of a social or religious occasion
— see also master of ceremonies
2 
[noncount] : very polite or formal behavior

stand on ceremony

: to insist on doing the things that are usual or expected in polite or formal behavior — usually used in negative statements