We have put together a list of words that are similar to ACCUMULATE.

18 Alternative Words Similar to accumulate

1 Collect Verb      Synonym Words Like Collect
2 Amass Verb      Synonym Words Like Amass
3 Compile Verb      Synonym Words Like Compile
4 Hoard Verb      Synonym Words Like Hoard
5 Cumulate Verb      Synonym Words Like Cumulate
6 Conglomerate Verb      Synonym Words Like Conglomerate
7 Gather Verb      Synonym Words Like Gather
8 Increase Verb      Synonym Words Like Increase
9 Store Verb      Synonym Words Like Store
10 Scratch Verb      Hyponym Words Like Scratch
11 Corral Verb      Hyponym Words Like Corral
12 Bale Verb      Hyponym Words Like Bale
13 Catch Verb      Hyponym Words Like Catch
14 Scrape Verb      Hyponym Words Like Scrape
15 Fund Verb      Hyponym Words Like Fund
16 Backlog Verb      Hyponym Words Like Backlog
17 Accrete Verb      Hyponym Words Like Accrete
18 Drift Verb      Hyponym Words Like Drift

4 examples of accumulate

1 to accumulate a sum of money
2 She rolled up a small fortune
3 She is amassing a lot of data for her thesis
4 The work keeps piling up

10 definitions of accumulate

1 To heap up in a mass; to pile up; to collect or bring together; to amass.
2 To grow or increase in quantity or number; to increase greatly.
3 Collected; accumulated.
4 get or gather together
5 collect or gather
6 To gather or pile up; amass. See Synonyms at gather.
7 To mount up; increase.
8 To heap up; collect or bring together; make a pile, mass, or aggregation of: as, to accumulate earth or stones; to accumulate money or sorrows.
9 To form by heaping up or collecting the parts or elements of; obtain by gathering in; amass: as, to accumulate wealth.
10 To grow in size, number, or quantity; go on increasing by successive additions: as, public evils accumulate.
We get our data from many different dictionaries across the web:
Wordnik, Wiktionary, Century, American Heritage, Gcide