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: window material 
Words: metal, handle, dish, glass, vinyl
answer:
dish


question:
Category: shady activities 
Words: replace, unwarranted, pie, fudge, unlicensed
answer:
pie


question:
Category: aesthetic characteristic 
Words: variety, pale, tone, ok, fair
answer:

ok