Synonyms for act

verb

• pretend to have certain qualities or state of mind
• behave unnaturally or affectedly
• perform an action, or work out or perform (an action)
• perform on a stage or theater
• have an effect or outcome; often the one desired or expected
• behave in a certain manner; show a certain behavior; conduct or comport oneself
• play a role or part
• be engaged in an activity, often for no particular purpose other than pleasure
• be suitable for theatrical performance
• discharge one's duties

noun

• something that people do or cause to happen
• a legal document codifying the result of deliberations of a committee or society or legislative body
• a short performance that is part of a longer program
• a manifestation of insincerity
• a subdivision of a play or opera or ballet