You can tell a narcissist you are setting boundaries by being assertive with your boundaries and making it clear to them what those boundaries are.
If you're not okay with something a narcissist wants you to do you should tell them up front and hold your ground and don't let them pressure you into doing it anyway.
You can make a narcissist miserable by telling them no, hitting them with new boundaries, holding them accountable, setting consequences and calling them out on their BS.
The red flags of a narcissist are behaviors such as boasting and condescending remarks and monologues.
To end a relationship a narcissist will blame the person for causing the relationship to fail, work hard to keep the person from staying with them and make lofty promises to change their behavior or even badmouth the person to everyone around them.
At the end of a relationship a narcissist will most often spiral down a long winded gauntlet of manipulation tactics.
A narcissist in a relationship will inflate one's own accomplishments in order to gain praise and ignoring other people's feelings and deliberately take credit for someone else's work.
Narcissism behavior in relationships can also result in the person focusing on their own needs and wants at the expense of other people.
A narcissist will act by expecting to be recognized as superior even without any achievements.
A narcissist will also make any achievements and talents seem bigger than they are, be preoccupied with fantasies about power, success, beauty, brilliance or the perfect mate.
Other things that a narcissists will do is believe that they are superior to others and can only spend time with equally special people or be understood by equally special people.
Narcissistic personality disorder is a mental health condition in which a person has an unreasonably high sense of their own importance.
A narcissist person will need and seek too much attention and want people to admire them.
People with the narcissistic disorder may lack the ability to understand or care about the feelings of others.
Signs of Narcissism include.
Sense of Entitlement. A common sign of people with narcissism is the belief that they are superior to others and deserve special treatment.
Manipulative Behavior. Another common trait of narcissism is manipulative or controlling behavior.
Need for Admiration.
Lack of Empathy.
Someone with narcissistic personality disorder will require constant admiration.
When they face perceived threats to their self-image, they may react with disproportionate anger and aggression.
Narcissistic rage arises from a deep-seated fear of exposure as less than the idealized self they portray.
In a romantic relationship, a person with narcissistic personality disorder may first come on strong with compliments and proclamations of love.
But over time, they may begin to criticize and even gaslight you.
They may also need constant compliments and validation of their superiority.