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: emotional status 
Words: down, emotional upsets, disgusted, shameful, sliding

SOLUTION: sliding

PROBLEM: Category: moral characteristic 
Words: stern, frank, brash, loyalty, goodies

SOLUTION: goodies

PROBLEM: Category: aesthetic characteristic 
Words: pale, ghostly, tone, make the grade, fair

SOLUTION:
make the grade