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]: general, boring, soldier, ubiquitous, average
[EX A]: soldier

[EX Q]: iguana, mice, climbing, fish, hamster
[EX A]: climbing

[EX Q]: spider, fly, drive, train, soar
[EX A]:
spider