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]: comfortable, ok, decent, fine, suspension
[EX A]: suspension

[EX Q]: crane, pelican, egret, hummingbird, upraise
[EX A]: upraise

[EX Q]: colt, fawn, kitten, buck, pester
[EX A]:
pester