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: animal 
Words: fish, waggle, fly, dangle, glide

Ex Output:
glide


Ex Input:
Category: location (proximity) 
Words: beside, closest, close, adjacent, shut

Ex Output:
shut


Ex Input:
Category: emotional display 
Words: fawn, suppressed, swoon, buck, follow

Ex Output:

buck