* Verb: When it describes an action, like "The child splashed in the puddle."
* Noun: When it refers to the act of splashing or the sound it makes, like "The splash woke me up."
* Adjective: Sometimes, though less common, it can be used as an adjective meaning "covered in splashes," like "The wall was splash-painted with vibrant colors."
Let me know if you have a specific sentence in mind, and I can tell you the part of speech for "splash" in that context!