TASK DEFINITION: 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.
PROBLEM: Category: poker 
Words: fold, deck, board, call, knockout

SOLUTION: knockout

PROBLEM: Category: moral characteristic 
Words: frank, concise, bun, matter of fact, fortitude

SOLUTION: bun

PROBLEM: Category: widespread 
Words: normal, cadet, standard, general, popular

SOLUTION:
cadet