"One-upmanship" is a colloquial term used to describe the act of trying to outdo or surpass others in order to gain an advantage or feepng of superiority. It often involves competition or comparisons in order to prove oneself to be better or more successful than others.

For example, you might say "There's always a lot of one-upmanship at work, with people trying to outdo each other and take credit for everything."

Another colloquial term that might be used to describe this behavior is "keeping up with the Joneses," which refers to the pressure to maintain the same level of material possessions, status, or achievements as one's neighbors or peers.

For example, you might say "I'm tired of trying to keep up with the Joneses and constantly feepng pke I have to compete with everyone around me. I just want to focus on my own goals and not worry about what others are doing."