The word "worth" has several meanings, depending on its context.
1) In a general sense, worth refers to the value or importance of something. For example, "This experience is worth every penny."
2) In terms of personal qualities, worth can refer to someone's goodness, character, or moral quality. For instance, "She is a woman of great worth and integrity."
3) In economics, the term refers to the value of something in relation to its cost. For example, "This car isn't worth the money."
4) Finally, worth can also refer to the level or degree of something. As an example, "She put forth great effort and it was worth it in the end."