ac·cu·mu·late 
/əˈkju:mjəˌleɪt/ verb
ac·cu·mu·lates; ac·cu·mu·lat·ed; ac·cu·mu·lat·ing /əˈkju:mjəˌleɪt/ verb 1 [+ obj] : to gather or acquire (something) gradually as time passes
▪ She has slowly accumulated [=amassed] a fortune. ▪ You can accumulate [=earn] bonus points by participating in surveys. ▪ The police have been accumulating [=collecting] evidence of his guilt. 2 [no obj] : to increase gradually in amount as time passes
▪ A large amount of debris has accumulated [=collected] at the construction site. ▪ Evidence of his guilt is accumulating.
▪ She has slowly accumulated [=amassed] a fortune. ▪ You can accumulate [=earn] bonus points by participating in surveys. ▪ The police have been accumulating [=collecting] evidence of his guilt.
▪ A large amount of debris has accumulated [=collected] at the construction site. ▪ Evidence of his guilt is accumulating.
— ac·cu·mu·la·tion /əˌkju:mjəˈleɪʃən/ noun, plural ac·cu·mu·la·tions
[noncount] ▪ the accumulation of evidence against him [count] ▪ The company's goal was a slow, steady accumulation of profits. ▪ The disease is caused by accumulations of fat in the kidneys.
/əˌkju:mjəˈleɪʃən/ noun, plural ac·cu·mu·la·tions [noncount] ▪ the accumulation of evidence against him [count] ▪ The company's goal was a slow, steady accumulation of profits. ▪ The disease is caused by accumulations of fat in the kidneys.
