any specific behavior | the act of disturbing something or someone; setting something in motion |
the trait of being active; moving or acting rapidly and energetically | a noisy fight |
an organic process that takes place in the body | activity that is a malfunction, intrusion, or interruption |
a process existing in or produced by nature (rather than by the intent of human beings) | electrical or acoustic activity that can disturb communication |
the state of being active | a disorderly outburst or tumult |
(chemistry) the capacity of a substance to take part in a chemical reaction | (psychiatry) a psychological disorder of thought or emotion; a more neutral term than mental illness |
| an unhappy and worried mental state |