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: location (proximity) 
Words: beside, close, steady, nearest, nearer
steady

Category: kitchenware 
Words: glass, colander, dish, plate, panel
panel

Category: bird 
Words: neck, tackle, derrick, crane, steam roller

steam roller