preposition
about
uh-BOUT/əˈbaʊt/
On the subject of something.
The neighbors discuss ideas about the playground model on their table.

Etymology
The pieces originally expressed being on the outside or around something. This spatial relation broadened into “in connection with,” allowing about to link speech or thought to its subject.
In context
and you're terrified about the humiliation of defeat.
Let's think for a minute about what it takes to make a Pixar movie:
More examples
- We talked about the trip.
- This book is about insects.
- What are you worried about?
Forms
about
Similar words
- concerning
- More formal and specifically introduces a subject.