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: deck, punch, blocking, suits, canvas
Example Output: suits

Example Input: hardware, firewall, file, format, order office supplies
Example Output: order office supplies

Example Input: brine, do tests, sea, jetstream, current
Example Output:
do tests