Personality Disorders Support Group
Personality disorders form a class of mental disorders that are characterized by long-lasting rigid patterns of thought and behaviour. Personality disorders are seen by the American Psychiatric Association as an enduring pattern of inner experience and behavior that deviates markedly from the expectations of the culture of the individual who exhibits it.
https://www.psychologytoday.com/blog/hide-and-seek/201205/the-10-personality-disorders
Also if you catch yourself doing it, stop immediately and look at the person you are talking to, tell them "no, that is not the truth, I'm striving for better, here is the truth..." You will be amazed how people will respond when you call yourself out and hold yourself accountable.