be engaged in an activity, often for no particular purpose other than pleasure
have an effect or outcome; often the one desired or expected; "The voting process doesn't work as well as people thought"; "How does your idea work in practice?"; "This method doesn't work"; "The breaks of my new car act quickly"; "The medicine works only if you take it with a lot of water"
be suitable for theatrical performance; "This scene acts well"
behave in a certain manner; show a certain behavior; conduct or comport oneself; "You should act like an adult"; "Don't behave like a fool"; "What makes her do this way?"; "The dog acts ferocious, but he is really afraid of people"
something that people do or cause to happen
pretend to have certain qualities or state of mind; "He acted the idiot"; "She plays deaf when the news are bad"
a legal document codifying the result of deliberations of a committee or society or legislative body