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: clothing, content, service, substance, ecstatic

SOLUTION: ecstatic

PROBLEM: glass, acrylic, wood, metal, plate

SOLUTION: plate

PROBLEM: bat, mice, fish, iguana, canoe

SOLUTION:
canoe