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: meeting, community, lettuce, club, cinema
Example Output: lettuce

Example Input: tiger, camp, cow, dog, fish
Example Output: camp

Example Input: endure, fine, fair, unprejudiced, dishonest
Example Output:
endure