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]: invent, unlicensed, brownies, lie, fudge
[A]: brownies


[Q]: dump truck, hoist, crane, ostrich, goose
[A]: dump truck


[Q]: emotional state, down, emotional, loveful, south
[A]:
south