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: answer, answer calls, space, file, schedule

SOLUTION: space

PROBLEM: crying, concerned, pick, emotionalities, fret

SOLUTION: pick

PROBLEM: place, club, outing, lettuce, group

SOLUTION:
lettuce