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: grasshopper, fly, swim, dangle, jog

A: jog
****
Q: duck, cat, stoop, swan, goose

A: stoop
****
Q: fudge, brownie, unlicensed, cupcake, chocolate

A:
unlicensed
****