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: moral characteristic 
Words: loyal, fair, honorable, equitable, warm

Ex Output:
warm


Ex Input:
Category: animal 
Words: fish, waggle, fly, dangle, glide

Ex Output:
glide


Ex Input:
Category: date status 
Words: postponed, dastards, history, wave, current

Ex Output:

wave