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

SOLUTION: bun

PROBLEM: Category: computers 
Words: hardware, download, file, support, program

SOLUTION: support

PROBLEM: Category: physical activity 
Words: duck, horse, push, swim, squat

SOLUTION:
horse