Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.

Example Input: invent, unlicensed, brownies, lie, fudge
Example Output: brownies

Example Input: sail, bow, blind, dock, deck
Example Output: blind

Example Input: unyielding, firm, streamline, llc, private
Example Output:
unyielding