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: stern, frank, weenie, brash, matter of fact

SOLUTION: weenie

PROBLEM: glass, acrylic, wood, metal, plate

SOLUTION: plate

PROBLEM: recruit, fire, promote, air, replace

SOLUTION:
air