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]: trustworthy, decent, fair, tone, ok
[A]: tone


[Q]: fighter, boring, popular, standard, general
[A]: fighter


[Q]: pastry, patty, waste, pie, fritter
[A]:
waste