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: guitar part 
Words: neck, strap lock, fret, angry, notes
answer:
angry


question:
Category: activity 
Words: blow, waste away, sweet roll, whittle, fritter
answer:
sweet roll


question:
Category: bird 
Words: parrot, sandpiper, crane, winch, davit
answer:

winch