cumulate cu·mu·late | \ ˈkyü-myə-ˌlāt \ , verb
1. to build up by addition of new material 2. to combine into one
cumulus cu·mu·lus | \ ˈkyü-myə-ləs \ , noun
1. heap 2. [Latin] a puffy cloud often piled up like a mountain
cumulous cu·mu·lous | \ ˈkyü-myə-ləs \ , adjective
1. resembling a heap or a pile 2. gathered together or made less diffuse; "their concentrated efforts"; "her concentrated attention"; "concentrated study"
accumulate ac·cu·mu·late | \ ə-ˈkyü-m(y)ə-ˌlāt \ , verb
1. to gather or pile up 2. to increase gradually in quantity or number