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]: fritter, dunker, patty, waste, danish
[A]: waste


[Q]: summer, roll, plummet, fall, exercise
[A]: summer


[Q]: inflexible, tough, taut, firm, leverage
[A]:
leverage