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.
--------
Question: Category: location (proximity) 
Words: neighboring, right there, shut down, close, bordering

Answer: shut down


Question: Category: construction 
Words: windlass, crane, dump truck, pelican, digger

Answer: pelican


Question: Category: mode of transportation 
Words: drive, run, fly, flutter, bus

Answer:
run