activity
US /ækˈtɪv.ə.t̬i/
UK /ækˈtɪv.ə.t̬i/

1.
the condition in which things are happening or being done
:
•
There was a lot of activity in the kitchen.
•
The city is full of hustle and bustle and constant activity.
2.
a thing that a person does or has done
:
•
Reading is a relaxing activity.
•
We planned many outdoor activities for the summer camp.