loads vs stacks

loads and stacks both are nouns.

Word	Noun	Adjective	Verb	Adverb
loads	Yes	No	No	No
stacks	Yes	No	No	No

As nouns, loads and stacks are synonyms defined as:

Other synonyms of loads include dozens, gobs, heaps, lashings, lots, oodles, piles, rafts, scads, scores, slews, tons, wads.

loads (noun)	stacks (noun)
a large number or amount	storage space in a library consisting of an extensive arrangement of bookshelves where most of the books are stored
	a large number or amount