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: canvas, deck, corner, apron, queen
Example Output: queen

Example Input: galley, head, suits, deck, dock
Example Output: suits

Example Input: doughnut, fritter, fried, pie, seperate
Example Output:
seperate