* Noun: This is the most common usage. It refers to the feeling or belief that you can do something well or succeed at something.
* Example: "He has a lot of confidence in his abilities."
* Adjective: This usage describes something as being characterized by confidence.
* Example: "She gave a confident presentation."
* Verb: This usage refers to the act of trusting or having faith in someone or something. It's less common than the noun or adjective usage.
* Example: "We confide in our friends."
To determine the part of speech for "confidence" in a specific sentence, look at its function and the surrounding words.