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: sustainability, firm, amalgamated, combined, rigged

SOLUTION: rigged

PROBLEM: deck, check, joker, board, bridge

SOLUTION: bridge

PROBLEM: fly, swim, pounce, fish, jog

SOLUTION:
jog