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.

Input: Consider Input: fearful, food, content, nervous, excited

Output: food


Input: Consider Input: egret, crane, goose, dump truck, duck

Output: dump truck


Input: Consider Input: regular, boring, general, cadet, basic


Output: cadet