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: bird 
Words: dump truck, tackle, crane, hoist, davit
dump truck

Category: computers 
Words: ram, file, motherboard, organize, folder
organize

Category: alcoholic drinks 
Words: whisky, canasta, vodka, rum, gin

canasta