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: ice, let go, fire, sack, replace

A: ice
****
Q: level, deck, crew, canvas, caution

A:
crew
****