You can sue your employer only if allowed by statute (some EEO laws) or if you suffered dollar damages through the employers failure to perform a known duty (negligence) other than workers comp beneficiaries, who can never sue for negligence.
SInce you have no right to complain, you cannot sue for being denied a right to complain.
In some companies there are a special group of people where you can get help for your problem. You go to them and tell your problem and then together with your boss they will find a solution.
No. This is a breach of confidentiality between you and your boss. Complain in writing (email is the best). Keep a copy of your letter at home; you might need it.
The employer is the boss, the employee is the worker
Boss.
cross boss
Employer
An employer or a supervisor. ..master
My employer just fired me. This means my boss just fired me.
A boss or an employer
Be more specific.
Employer
A boss or an employer.