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: shady activities 
Words: truffles, lie, falsehood, wrongful, fudge

SOLUTION: truffles

PROBLEM: Category: secretary duty 
Words: organize, sort mail, fax, file, text

SOLUTION: text

PROBLEM: Category: boxing terminology 
Words: pack, level, deck, corner, jab

SOLUTION:
pack