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, mild, loyal, alright, trustworthy

SOLUTION: mild

PROBLEM: fret, worried, chord, notes, headstock

SOLUTION: worried

PROBLEM: honesty, fortitude, harsh, frank, bun

SOLUTION:
bun