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: dumpling, fritter, goodbye, pastry, skin

SOLUTION: goodbye

PROBLEM: hamburger, club, discothek, lettuce, dagwood

SOLUTION: discothek

PROBLEM: french toast, open-faced, grilled cheese, discothek, club

SOLUTION:
discothek