If you don't want the items to drop on the ground, you can pass the canDropOnMap argument to player:addItem() like this:
-- player:addItem(itemId[, count = 1[, canDropOnMap = true[, subType = 1[, slot = CONST_SLOT_WHEREEVER]]]])
local moveItem = player:addItem(lootList[i].item_id, itemCount...