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: emotional display 
Words: fawn, antling, lust, suppressed, love

Ex Output:
antling


Ex Input:
Category: type of sandwich 
Words: picnic, open-faced, club, grilled cheese, lettuce

Ex Output:
picnic


Ex Input:
Category: fried food 
Words: doughnut, cake, fritter, whittle, blueberry

Ex Output:

whittle