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: social gathering 
Words: place, club, outing, lettuce, group

SOLUTION: lettuce

PROBLEM: Category: aesthetic characteristic 
Words: honorable, fair, variety, milky, even

SOLUTION: honorable

PROBLEM: Category: emotional status 
Words: forward, emotional supports, down, emotional state, ashamed

SOLUTION:
forward