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: personal characteristic 
Words: freezing, calm, positive, cool, popular
answer:
freezing


question:
Category: military rank 
Words: general, fighter, normal, major, lieutenant
answer:
normal


question:
Category: animal 
Words: car, fly, dangle, bird, ant
answer:

car