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: bike, flap, fly, walk, wave

A: walk
****
Q: fudge, brownie, unlicensed, cake, pudding

A: unlicensed
****
Q: chips, deck, canvas, check, suits

A:
canvas
****