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]: fly, swim, car, beetle, grasshopper
[EX A]: car

[EX Q]: fritter, fried, cake, patty, seperate
[EX A]: seperate

[EX Q]: club, open-faced, convention, doorstep, roll
[EX A]:
convention