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]: lower, backward, down, falling, shameful
[A]: shameful


[Q]: hoist, sandpiper, crane, swallow, heron
[A]: hoist


[Q]: ashamed, down, south, kind, loveful
[A]:
south