* Adjective: Describing a quality or feature that is typical or distinctive of someone or something.
* Example: "A characteristic feature of the city is its vibrant street art."
* Noun: A distinctive feature or quality.
* Example: "The characteristics of a good leader include honesty and integrity."
* Verb: To be typical or distinctive of.
* Example: "The new product characteristics of improved efficiency and durability."
Let me know if you have a specific sentence in mind, and I can tell you which part of speech it is acting as!