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: flaxen, texture, alright, fair, even
Example Output: alright

Example Input: wave, spider, fly, flap, car
Example Output: spider

Example Input: colander, glass, plastic, panel, spyhole
Example Output:
colander