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: banned, fudge, invent, cupcake, loosen
Example Output: cupcake

Example Input: organize, support, text, sort mail, file
Example Output: text

Example Input: ubiquitous, general, basic, major, popular
Example Output:
major