Matching Pairs Definitions of self-knowledge, self-esteem, and self-confidenceOnline version In this activity, you need to match the terms with their definitions. by Dario Gonzalez 1 Self-confidence 2 Self-knowledge 3 Self-esteem Believing in yourself and your abilities to do things well. Feeling good about yourself and believing that you are valuable and worthy. Knowing about yourself, like what you're good at, what you like, and what you don't like.