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: club, open-faced, bacon, french toast, dance hall
Example Output: dance hall

Example Input: weenie, provision, frank, cheese, precise
Example Output: precise

Example Input: dull, there, fine, hearing, attractive
Example Output:
hearing