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: current, delayed, postponed, brine, late
brine

Category: measurement unit 
Words: ounce, foot, kilometer, milimeter, heel
heel

Category: police punishment 
Words: flyaway, hearing, jail, fine, well

well