* Noun: This is the most common usage. It refers to the name given to something, like a book, movie, song, etc.
* Example: "The titles of the books were intriguing."
* Verb: It can be a verb meaning to give a title to something.
* Example: "They titled the project 'Operation Sunshine'."
* Adjective: This is less common, but can be used to describe something that relates to titles.
* Example: "The titles page of the book listed all the chapters."
To determine the part of speech, you need to look at how the word is used in a sentence.