* Noun: A place where two or more things are joined, a connection.
* Example: "The carpenter made a strong joint in the table leg."
* Adjective: Shared or belonging to two or more people or groups.
* Example: "They have a joint bank account."
* Verb: To join or connect two or more things.
* Example: "They joined the two pieces of wood with glue."
To determine the correct part of speech, you need to look at how the word is used in the sentence.