TASK DEFINITION: Given a category and a set of five words, find the word from the set that does not belong (i.e. is the least relevant) with the other words in the category. Words are separated by commas.
PROBLEM: Category: secretary duty 
Words: folder, support, order office supplies, correspondence, file

SOLUTION: folder

PROBLEM: Category: guitar part 
Words: fret, notes, emotional upsets, output cord, truss rod

SOLUTION: emotional upsets

PROBLEM: Category: police punishment 
Words: handsome, penalty, fine, suspension, arrest

SOLUTION:
handsome