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: prison, mad, arrest, fine, wispy

A: mad
****
Q: crane, davit, swift, upraise, hoist

A: swift
****
Q: make the grade, trustworthy, fair, equitable, alright

A:
make the grade
****