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: blunt, sausage, hot dog, frank, wienerwurst

SOLUTION: blunt

PROBLEM: lifeline, knockout, deck, punch, tko

SOLUTION: lifeline

PROBLEM: board, frustrated, jack, fret, string

SOLUTION:
frustrated