Disinclination (noun)

1. A lack of inclination or tendency to do something.
2. A reluctance or resistance to do something.

Origin:

From dis- ("not, opposite of") + inclination ("a tendency or preference").

Examples:

1. He expressed his disinclination to take on the task.
2. She showed a disinclination to leave her hometown.
3. His disinclination to change his ways caused conflict in the team.
4. His disinclination to try new foods was a source of frustration for his family.
5. The disinclination to participate in the meeting was evident in the low attendance.