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: animal 
Words: fish, waggle, fly, dangle, glide
answer:
glide


question:
Category: window material 
Words: plastic, woodwork, glass, bowl, spyhole
answer:
bowl


question:
Category: guitar part 
Words: fret, concerned, jack, notes, amp
answer:

concerned