Inclination
/ɪn.klɪˈneɪ.ʃən/
noun
A physical tilt or bend.
“The inclination of his head increased and he awoke with a start.”
A slant or slope.
“The road up to the house had a steep inclination.”
A mental tendency.
“His inclination to drink escalated to alcoholism.”
Synonyms: incline, inclining, steepness, leaning, proclivity