inclination
Meaning: a tendency, propensity
Usage: Sarah has an inclination to see every foreign film she hears about, even when she’s sure that she won’t like it.
predilection
Meaning: a preference or inclination for something
Usage: Francois has a predilection for eating scrambled eggs with ketchup, though I prefer to eat eggs without any condiments.
propensity
Meaning: an inclination, preference
Usage: Dermit has a propensity for dangerous activities such as bungee jumping.
bias
Meaning: a tendency, inclination, prejudice
Usage: The judge’s hidden bias against smokers led him to make an unfair decision.
proclivity
Meaning: a strong inclination toward something
Usage: Maya’s proclivity for organizing notes made her the group’s natural planner.
penchant
Meaning: a tendency, partiality, preference
Usage: Jill’s dinner parties quickly became monotonous on account of her penchant for Mexican dishes.