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]: emotional upsets, pick, emotional state, fret, emotional supports
[EX A]: pick

[EX Q]: hoist, crane, excavator, winch, windlass
[EX A]: hoist

[EX Q]: cool, unruffled, funny, chill, ethical
[EX A]:
chill