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: fudge, banned, brownie, unwarranted, fib

SOLUTION: brownie

PROBLEM: Category: emotional status 
Words: descending, disgusted, down, miserable, emotional

SOLUTION: descending

PROBLEM: Category: body part 
Words: ear, mile, foot, eye, ankle

SOLUTION:
mile