Synonyms of amass

1. accumulate, cumulate, conglomerate, pile up, gather, amass, increase: usage: collect or gather; "Journals are accumulating in my office"; "The work keeps piling up"
2. roll up, collect, accumulate, pile up, amass, compile, hoard, store, hive away, lay in, put in, salt away, stack away, stash away: usage: 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"