What part of speech is cushion?

"Cushion" can be several parts of speech, depending on how it's used:

* Noun: This is the most common usage, referring to a soft pad used for comfort. Example: "I sat on the plush cushion."

* Verb: This means to soften the impact of something, to lessen the force of something. Example: "The padding cushioned the blow."

Let me know if you have a specific sentence in mind and I can tell you the part of speech it is functioning as.