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: honesty, frank, matter of fact, fortitude, goodies
Example Output: goodies

Example Input: hoist, sandpiper, crane, swallow, heron
Example Output: hoist

Example Input: neck, fret, jack, pick, angry
Example Output:
angry