Verb amass has 2 senses
- accumulate, cumulate, conglomerate, pile up, gather, amass - collect or gather; "Journals are accumulating in my office"; "The work keeps piling up"
--1 is one way to increase
Sample sentence:
The crowds amass in the streets
- roll up, collect, accumulate, pile up, amass, compile, hoard - 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"
--2 is one way to store, hive away, lay in, put in, salt away, stack away, stash away
Sample sentence:
They amass the money in the closet
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