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: honorable, tangle, clime, make the grade, fair
Example Output: honorable

Example Input: fret, sad, amp, fingerpick, string
Example Output: sad

Example Input: fudge, heavy, smear, rich, chocolate cake
Example Output:
smear