THESAURUS
amassed
accumulated, agglomerate, aggregate, assembled, backlogged, bunched, bundled, clumped, clustered, collected, combined, conglomerate, congregate, congregated, cumulate, fascicled, fasciculated, garnered, gathered, glomerate, heaped, hoarded, in session, joined, joint, knotted, laid up, leagued, lumped, massed, meeting, packaged, piled, stacked, stockpiled, stored, treasured, wrapped up