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: boxing terminology 
Words: deck, gunwale, level, tko, jab

SOLUTION: gunwale

PROBLEM: Category: bird 
Words: hummingbird, tackle, crane, hoist, tackle

SOLUTION: tackle

PROBLEM: Category: moral characteristic 
Words: impartial, windy, equitable, fair, loyal

SOLUTION:
windy