* Adjective: Describing a surface or something that is difficult to hold onto.
* Example: "The ice was slippery."
* Verb: To move or slide easily.
* Example: "The fish slippery through my fingers."
* Noun: A person who is untrustworthy or evasive. (Less common)
* Example: "He's a real slippery character."
So, to determine the part of speech, you need to look at its context in the sentence.