act
Elementary (A2)
IPA: /ækt/
KK: /ækt/
intransitive verb
Definition
To do something or behave in a certain way, often in a manner that is not genuine or natural. It can also mean to perform in a play or show.
Example
She acts like a born leader.
Tense Forms
Past: acted
Past Participle: acted
Conversation
Did you see how she acts around new people?
Yeah, it’s like she transforms into someone else!
I wonder if she realizes how different she acts when she’s nervous.
Probably not! It’s interesting to watch, though.
Synonyms & Antonyms
Synonyms
behave
perform
function
Antonyms
neglect
ignore
refrain
noun
Definition
A thing that is done, especially something that is done intentionally or as part of a performance. It can also refer to a formal document created by a government or organization, or a section of a play or opera.
Example
The act of Congress was signed into law last week.
Conversation
Did you see that new play downtown?
Not yet! I've heard the first act is really captivating.
Yeah, I heard it's all about the twists in the second act.
transitive verb
Definition
To do something in a particular way, especially to perform a role in a play or to behave in a certain manner.
Example
She plans to act Lady Macbeth in the upcoming play.
Tense Forms
Past: acted
Past Participle: acted
Conversation
Did you see the play last night?
Yeah, the lead actor was amazing!
I heard he had to act really differently for that role.
Root Explanation
Act → It originates from the Latin word "actus" (meaning a doing or a deed), which is derived from "agere" (meaning to do or to drive). The word 'act' refers to the process of doing something or performing a deed.
Memory Tip
Think of 'doing' something — the Latin root 'agere' means to do, which helps you remember that 'act' refers to the act of doing.
Visually Confused Words
tact
pact
fact
at