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: ecstatic, content, disappointed, sad, service

A: service
****
Q: integrity, courage, provision, matter of fact, frank

A:
provision
****