Nouns

(n)disposition, temperamentyour usual mood“he has a happy disposition”
(n)disposal, dispositionthe act or means of getting rid of something
(n)inclination, disposition, tendencyan attitude of mind especially one that favors one alternative over others“he had an inclination to give up too easily”, “a tendency to be too strict”
(n)dispositiona natural or acquired habit or characteristic tendency in a person or thing“a swelling with a disposition to rupture”