accumulate
//əˈkjuːmjəleɪt//
Verb
accumulateInfinitive
accumulatePresent tense
accumulatedPast tense
accumulatedPast participle
accumulatingPresent participle
accumulatesThird-person singular
1
to gradually gather or collect something over time, increasing in quantity or amount
She accumulated a large collection of books over the years.
2
to increase in quantity or amount over time by being added to gradually
Dust accumulates quickly if you don't clean regularly.