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]: bored, amp, board, fret, truss rod
[EX A]: bored

[EX Q]: flap, glide, fly, train, bats
[EX A]: bats

[EX Q]: chips, pack, fold, ring, deck
[EX A]:
ring