Disaffection (noun)

1. Lack of loyalty or support for a person, group, or cause.
2. A feeling of dissatisfaction or resentment towards a person or group.

Origin:

From dis- meaning "not" or "opposite of" and affection meaning "feeling of fondness or liking".

Examples:

1. The disaffection of the workers towards the management led to a strike.
2. The disaffection of the voters with the government resulted in a change of power.
3. His disaffection with the party became evident when he left the organization.
4. The disaffection of the students towards the teacher was clear in their attitude.
5. Her disaffection with the company was clear in her resignation letter.