Given a category and a set of five words, find the word from the set that does not belong (i.e. is the least relevant) with the other words in the category. Words are separated by commas.

Category: date status 
Words: belated, blue, early, detestings, current
blue

Category: elements 
Words: ban, fire, combustion, ground, flame
ban

Category: moral characteristic 
Words: impartial, clime, fair, ok, loyal

clime