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: colonel, ordinary, standard, ubiquitous, general

A: colonel
****
Q: crew, ring, deck, blocking, punch

A: crew
****
Q: pester, cub, culture, fawn, cute

A:
cub
****