Propensity - Definition
propensity
n 1: an inclination to do something; "he felt leanings toward
frivolity" [syn: leaning, propensity, tendency]
2: a natural inclination; "he has a proclivity for exaggeration"
[syn: proclivity, propensity, leaning]
3: a disposition to behave in a certain way; "the aptness of
iron to rust"; "the propensity of disease to spread" [syn:
aptness, propensity]