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.

Category: construction 
Words: windlass, crane, hoist, digger, upraise
hoist

Category: physical activity 
Words: drop, fall, leaves, bend, exercise
leaves

Category: fried food 
Words: fritter, cake, dumpling, pie, blow

blow