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: round, duplex, flat, smooshed, townhome

A: smooshed
****
Q: prison, mad, arrest, fine, wispy

A: mad
****
Q: fly, walk, jump, jog, bird

A:
jog
****