pile up

Verb	1.	pile up - collect or gather; "Journals are accumulating in my office"; "The work keeps piling up" Synonyms: amass, conglomerate, cumulate, accumulate, gather
	2.	pile up - arrange into piles or stacks; "She piled up her books in my living room" Synonyms: heap up, stack up
	3.	pile up - get or gather together; "I am accumulating evidence for the man's unfaithfulness to his wife"; "She is amassing a lot of data for her thesis"; "She rolled up a small fortune" Synonyms: collect, compile, accumulate, amass, hoard, roll up

accumulate, amass, bale, catch, chunk, collect, come up, compile, corral, fund, hive away, hoard, lay in, lump, pull in, put in, roll up, run up, salt away, scrape, scrape up, stack away, stash away, store