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]: size, unjust, tone, fair, medium
[EX A]: unjust

[EX Q]: content, sad, panicked, item, happy
[EX A]: item

[EX Q]: type, file, answer calls, order office supplies, space
[EX A]:
space