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: location (proximity) 
Words: neighboring, right there, shut down, close, bordering

SOLUTION: shut down

PROBLEM: Category: bird 
Words: digger, heron, crane, mallet, sandpiper

SOLUTION: digger

PROBLEM: Category: emotional display 
Words: fawn, antling, lust, suppressed, love

SOLUTION:
antling