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: police punishment 
Words: ticket, comfortable, prime, custody, fine
answer:
comfortable


question:
Category: aesthetic characteristic 
Words: fine, custody, level, beautiful, attractive
answer:
custody


question:
Category: mode of transportation 
Words: beetle, fly, flutter, glide, soar
answer:

beetle