acumular
/akumuˈlaɾ/ · B2 · verb
to accumulate (to heap up in a mass)
📚 a-CUM-ulate: sounds like a cum-ulus cloud, piling up heap on heap
Spanish acumular comes from Latin accumulare, from cumulus, meaning heap or pile. English accumulate and cumulus clouds share this root, so the verb means to pile things into a heap.