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]: lead, glass, spoon, fiberglass, spyhole
[A]: spoon

[Q]: goodies, fortitude, frank, pork, weenie
[A]: fortitude

[Q]: open-faced, hamburger, club, submarine, community
[A]:
community