instruction:
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.
question:
Category: activity 
Words: divide, fritter, dessert, whittle, spend
answer:
dessert


question:
Category: physical property 
Words: protein, pasty, fat, thin, angular momentum
answer:
protein


question:
Category: secretary duty 
Words: type, file, answer calls, order office supplies, space
answer:

space