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.

Ex Input:
Category: chocolate food 
Words: cake, cupcake, cream, smuggled, fudge

Ex Output:
smuggled


Ex Input:
Category: moral characteristic 
Words: concise, frank, matter of fact, pork, blunt

Ex Output:
pork


Ex Input:
Category: food 
Words: hot dog, frank, vittles, grub, precise

Ex Output:

precise