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.

[Q]: Category: activity 
Words: fritter, sweet roll, whittle, seperate, divide
[A]: sweet roll


[Q]: Category: moral characteristic 
Words: concise, frank, matter of fact, pork, blunt
[A]: pork


[Q]: Category: direction 
Words: falling, emotional state, left, flat, down
[A]:
emotional state