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: heron, davit, egret, derrick, crane

SOLUTION: davit

PROBLEM: firm, shareholders, common, alignment, taut

SOLUTION: taut

PROBLEM: dunker, fritter, blueberry, divide, fried

SOLUTION:
divide