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]: gunwale, deck, punch, sail, bow
[EX A]: punch

[EX Q]: club, hero, lettuce, bar, toast
[EX A]: bar

[EX Q]: board, bridge, blind, chips, deck
[EX A]:
bridge