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: egret, mallet, tackle, davit, crane

SOLUTION: tackle

PROBLEM: jog, waggle, pounce, fly, bats

SOLUTION: jog

PROBLEM: hot, unflappalbe, cool, popular, classy

SOLUTION:
hot