How do you spell Accumulate?
Correct spelling
accumulate
Two C's, one M. AC + CUMUL + ATE.
Why is accumulate spelled this way?
From Latin accumulare, to heap up. AD (to) + CUMULUS (heap). To accumulate is to add heap upon heap — the same root gives us the cumulus cloud, a heaped mass in the sky.
Common misspellings of accumulate
acumulateaccummulateaccumalateaccumulat
Example
Dust tends to accumulate on the shelves.