any specific behavior | the proper or conventional behavior on some solemn occasion |
the trait of being active; moving or acting rapidly and energetically | any activity that is performed in an especially solemn elaborate or formal way |
an organic process that takes place in the body | a formal event performed on a special occasion |
a process existing in or produced by nature (rather than by the intent of human beings) | |
the state of being active | |
(chemistry) the capacity of a substance to take part in a chemical reaction | |