Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.
--------
Question: stingray, fish, camp, swim, hunt

Answer: stingray


Question: fire, blaze, water, flame, recruit

Answer: recruit


Question: glass, colander, acrylic, handle, plastic

Answer:
colander