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: dog, push, duck, squat, jog

A: dog
****
Q: sausage, matter of fact, frank, vittles, grub

A: matter of fact
****
Q: light, fair, size, texture, loyal

A:
loyal
****