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]: fair, make the grade, trustworthy, alright, just
[EX A]: make the grade

[EX Q]: tone, just, equitable, fair, unprejudiced
[EX A]: tone

[EX Q]: dock, crew, ring, rudder, deck
[EX A]:
ring