instruction:
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.
question:
Category: boxing terminology 
Words: deck, gunwale, level, tko, jab
answer:
gunwale


question:
Category: corporate 
Words: leverage, solid, firm, amalgamated, concerted
answer:
solid


question:
Category: activity 
Words: spend, divide, apple, whittle, fritter
answer:

apple