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 Q]: geese, crouch, duck, elephant, mallet
[EX A]: crouch

[EX Q]: protein, chunky, big boned, fat, capacitance
[EX A]: protein

[EX Q]: canoe, hiking, row, fish, mice
[EX A]:
mice