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.

[Q]: unflappalbe, refreshing, funny, cool, confident
[A]: refreshing


[Q]: fine, detached, decent, well, beautiful
[A]: beautiful


[Q]: impartial, fair, unprejudiced, size, just
[A]:
size