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: type of sandwich 
Words: open-faced, team, roll, doorstep, club
team

Category: shady activities 
Words: falsification, wrongful, rich, fudge, unlicensed
rich

Category: moral characteristic 
Words: fair, loyal, alright, pale, decent

pale