The human version of Enneagram personality type 5 is popularly called the observer, the investigator, or the wise person. Typical characteristics focus on observing instead of participating, retreating when feeling overwhelmed, and needing time and space to contemplate.
The cat version of Enneagram type 5 we call the Detached Observer or the Watchful Kitty. The Watchful Kitty's attention is on observing their surroundings.
They observe and take in what's going on without interfering or participating in the action taking place.
It's a matter of fact way of watching that doesn't involve any emotional response to or distraction from what's being watched.
An out of the way place to watch from without being noticed in order to avoid getting pulled into the action.
A Good Vantage Point
It helps to have a good vantage point pulled back from the action from which to clearly observe everything that's going on.
It can be easy to feel overwhelmed when the world begins to demand participation. It's good to have a place to retreat to when that happens.
While the Watchful Kitty has a strong awareness of activities around them, there can be a hesitancy or avoidance of participating in those activities.
Below are links to the Enneagram personality test for cats (Enneacat) and all nine type descriptions.