(an example of) natural or acquired ability

inclination

a particular attitude, preference, (without having full knowledge)

belief in one way; partiality

an arrangement (the more usual word)

personal temperament

a person's usual or normal practice, especially one that cannot easily be given up

tendency, practice

a liking or tendency

tendency, bent

a disease marked by yellowness of the skin and the whites of the eyes; a state of mind in which one is jealous, spiteful, envious and suspicious

bias

a tendency

tendency, bias

the state of being fond of a person, thing

fondness, taste

a natural tendency

inclination, weakness

a probable change (to another condition or activity)

inclination to think or do in a certain way