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.

Q: fish, stingray, climbing, trap, hiking

A: stingray
****
Q: dump truck, hoist, crane, ostrich, goose

A: dump truck
****
Q: frame, colander, cup, plate, glass

A:
frame
****