noun
proclivity
pruh-KLIV-uh-tee/prəˈklɪvəti/
A natural tendency or inclination toward something.
His ready turn to sketching suggests a proclivity for drawing.

Etymology
A forward slope provides the image behind a proclivity: being inclined in a particular direction. That physical inclination became a tendency toward a particular action or behavior.
In context
I think mind has this proclivity to deceive itself in many different ways
More examples
- Her proclivity for puzzles appeared at an early age.
- The report noted his proclivity to challenge authority.
- A proclivity for exaggeration weakened the witness's account.
Forms
proclivity
Similar words
- inclination
- Inclination is a tendency or preference; proclivity often implies a characteristic recurring tendency.
- propensity
- Both suggest a tendency; proclivity often has a mildly critical tone when describing habits.