(v)roll up, collect, accumulate, pile up, amass, compile, hoardget or gather together“I am accumulating evidence for the man's unfaithfulness to his wife”, “She is amassing a lot of data for her thesis”, “She rolled up a small fortune”
(v)collect, pick up, gather up, call forgather or collect“You can get the results on Monday”, “She picked up the children at the day care center”, “They pick up our trash twice a week”