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]: alright, detached, fine, acceptable, bright
[EX A]: bright

[EX Q]: specialty, content, angry, program, activity
[EX A]: angry

[EX Q]: shop, tools, happy, service, content
[EX A]:
happy