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ACS
a condition affecting blood supply to the heart
act
do something specific or perform a task.
act as one
To act together with unity and purpose.
act of Congress
a formal decision by the U.S. Congress
act one's age
behave in a mature manner.
act out
express emotions through behavior
act the hypocrite
pretend to have beliefs one does not actually hold.
act up
To misbehave or cause trouble.
acta
Records or documents of events.
actin
A protein that helps cells move and change shape.
action
a legal proceeding in court.
actionable
Able to be done or used.
activate
To make something start working.
activation
starting or triggering a process or action.
activator
Something that initiates a process.
active
moving around and doing things
actively
In an energetic and involved way.
activism
The effort to promote social or political change.
activist
a person who campaigns for social change.
activity
busy movement and action
actor
A person who performs in movies or plays.
actress
a female performer in plays or movies.
actual
Real or existing; not imagined or supposed.
actuality
The state of being real or true.