When Someone Is Unwilling?

You can use unwilling to describe someone who does not really want to do the thing they are doing. A youthful teacher, he finds himself an unwilling participant in school politics. She was certainly an unwilling victim of circumstances.

What do you call someone who refuses agree?

refusing to agree or compromise; uncompromising; inflexible.

When someone is unwilling or hesitant to do something they are?

: unwilling to do something contrary to one's ways of thinking : reluctant She was loath to admit her mistakes.