TASK DEFINITION: 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.
PROBLEM: tone, just, equitable, fair, unprejudiced

SOLUTION: tone

PROBLEM: wave, spider, fly, flap, car

SOLUTION: spider

PROBLEM: cupcake, falsification, fudge, rich, molasses

SOLUTION:
falsification