verb

act

to act, to perform, to behave, to function

We must act now to solve this.

We must act now to solve this.

She acts in the local theatre.

She acts in the local theater.

He's acting like a child.

He's acting like a child.

The medicine acts quickly.

The medicine acts quickly.

(( )) to do something We must act quickly.

((like sb./sth.)) to behave in a particular way He's acting like a child.

((in sth.)) to perform in a play or movie She acts in the school play.

((on sth.)) to have an effect on something The brake acts on the wheels.

Synonyms: perform, behave, function, operate

From Latin 'actus', past participle of 'agere' meaning 'to do, to drive'.

An 'actor' takes 'action' on stage. The core of both words is 'act'.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.