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: emotional status 
Words: worried, angry, jack, fret, emotional upsets
answer:
jack


question:
Category: guitar part 
Words: fret, worried, chord, notes, headstock
answer:
worried


question:
Category: poker 
Words: blind, call, board, deck, rudder
answer:

rudder