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: sugar, angular momentum, large, area, fat

SOLUTION: sugar

PROBLEM: townhome, mountain, studio, flat, apartment

SOLUTION: mountain

PROBLEM: gunwale, bridge, apron, deck, galley

SOLUTION:
apron