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: flaxen, fair, sunny, cool, pale

A: sunny
****
Q: trustworthy, milky, fair, equitable, decent

A: milky
****
Q: fire, burn, ice, air, hire

A:
hire
****