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: hoist, neck, concrete pourer, hummingbird, crane

A: concrete pourer
****
Q: tiger, camp, cow, dog, fish

A: camp
****
Q: excavator, crane, flamingo, sandpiper, winch

A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
excavator
****
