Noun
1. an inclination to do something;
"he felt leanings toward frivolity"2. a natural inclination;
"he has a proclivity for exaggeration"3. the property possessed by a line or surface that departs from the vertical;
"the tower had a pronounced tilt""the ship developed a list to starboard""he walked with a heavy inclination to the right"4. the act of deviating from a vertical position