any specific behavior | activities that are enjoyable or amusing |
the trait of being active; moving or acting rapidly and energetically | violent and excited activity |
an organic process that takes place in the body | a disposition to find (or make) causes for amusement |
a process existing in or produced by nature (rather than by the intent of human beings) | verbal wit or mockery (often at another's expense but not to be taken seriously) |
the state of being active | |
(chemistry) the capacity of a substance to take part in a chemical reaction | |