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]: crew, board, deck, rudder, hull
[A]: board


[Q]: alright, size, dishonest, fine, fair
[A]: size


[Q]: persistent, cool, level, scorching, funny
[A]:
scorching