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: cake, fudge, rich, invent, cream

A: invent
****
Q: hoist, crane, excavator, winch, windlass

A: hoist
****
Q: falsification, fudge, fix, pie, smuggled

A:
pie
****