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: pork, weenie, goodies, honest, frank
Example Output: honest

Example Input: toast, club, community, grilled cheese, hamburger
Example Output: community

Example Input: metal, bowl, handle, panel, glass
Example Output:
bowl