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: fair, well, milky, medium, loyal

SOLUTION: loyal

PROBLEM: hire, flame, pay, fire, ban

SOLUTION: flame

PROBLEM: unruffled, cool, scorching, classy, unflappalbe

SOLUTION:
scorching