TASK DEFINITION: Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.
PROBLEM: blow, squander, apple, fritter, divide

SOLUTION: apple

PROBLEM: stingray, row, raft, hunting, fish

SOLUTION: stingray

PROBLEM: chunky, fat, big, heavy, calcium

SOLUTION:
chunky