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.

[EX Q]: duplex, studio, flat, paved, squashed
[EX A]: paved

[EX Q]: group, blt, french toast, hamburger, club
[EX A]: group

[EX Q]: meat, hot dog, frank, sausage, fortitude
[EX A]:
fortitude