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: cream, wrongful, fix, fudge, smear

SOLUTION: cream

PROBLEM: cold, deal, make the grade, unprejudiced, fair

SOLUTION: unprejudiced

PROBLEM: knive, glass, colander, bowl, metal

SOLUTION:
metal