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: cow, fish, dog, sea turtle, hunt

A: hunt
****
Q: finger, heel, foot, ounce, elbow

A: ounce
****
Q: neck, concrete pourer, davit, crane, digger

A:
neck
****