* Noun: When referring to an act or achievement that shows skill, courage, or strength.
* Example: "The acrobat performed a daring feat on the trapeze."
* Verb: (archaic) This usage is less common but means to perform a feat or accomplish something difficult.
* Example: "He feat-ed his way through the mountain pass."
Let me know if you have a specific sentence in mind and I can help you determine the part of speech!