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: physical property 
Words: ugly, protein, large, heavy, fat

SOLUTION: protein

PROBLEM: Category: weather 
Words: windy, clime, well, fair, tangle

SOLUTION:
well