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: heat, hire, burn, air, fire

SOLUTION: hire

PROBLEM: smooshed, horizontal, condominium, flat, valley

SOLUTION: condominium

PROBLEM: unwarranted, fudge, falsehood, truffles, wrongful

SOLUTION:
truffles