What part of speech is the word lie?

The word "lie" can be two different parts of speech, depending on how it's used:

* Verb: When it means to "say something that is not true," it is a verb. For example: "He lied about his age."

* Noun: When it means "a statement that is not true," it is a noun. For example: "She told a lie about seeing a ghost."

So, it's important to look at the context of the sentence to determine which part of speech "lie" is functioning as.