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.

Ex Input:
current, water, detests, blue, jetstream

Ex Output:
detests


Ex Input:
concise, vittles, wiener, provision, frank

Ex Output:
concise


Ex Input:
fair, just, honorable, texture, trustworthy

Ex Output:

texture