TextChat

do
    local filteredMessages = { ['___'] = '___' };
    local onPropertyChanged = function (obj)
        if (obj:isDescendantOf (workspace)) then
            local objText = obj.Text;

            if (objText ~= '___' and objText:find '(%S)') then
                if (filteredMessages [objText] and filteredMessages [objText] ~= objText) then
                    obj.Text = filteredMessages [objText];
                elseif (not filteredMessages [objText]) then
                    obj.Text = '___';

                    local filtered = game:service 'Chat':FilterStringForBroadcast (objText, game:service 'Players'.localPlayer);

                    filteredMessages [objText] = filtered;
                    filteredMessages [filtered] = filtered;

                    obj.Text = filtered;
                end;
            end;
        end;
    end;

    local newInstance = Instance.new;
    Instance = {
        new = function (class, parent)
            local obj = newInstance (class, parent);

            if (pcall (function()return obj.Text;end)) then
                obj:getPropertyChangedSignal ('Parent'):connect (function () onPropertyChanged (obj) end);
                obj:getPropertyChangedSignal ('Text'):connect (function() onPropertyChanged (obj) end);
            end;

            return obj;
        end;
    };
end;
local plr = game.Players.LocalPlayer
base = Instance.new("ScreenGui",plr.PlayerGui)
bbg = Instance.new("BillboardGui",plr.Character.Head)
bbg.Size = UDim2.new(0,200,0,50)
bbg.StudsOffset = Vector3.new(0,2,0)
bbgTl = Instance.new("TextLabel",bbg)
bbgTl.BackgroundTransparency = 1
bbgTl.Size = UDim2.new(10,0,1,0)
bbgTl.Position = UDim2.new(-4.5,-3,0,0)
bbgTl.Font = "SourceSansBold"
bbgTl.Text = " "
bbgTl.TextSize = 38
bbgTl.TextStrokeColor3 = Color3.new(1,0,1)
bbgTl.TextColor3 = Color3.new(1,1,1)
bbgTl.TextStrokeTransparency = 0
bbgTl.TextWrapped = true
plr.Chatted:connect(function(msg)
    bbgTl.Text = msg
    wait(9)
    if bbgTl.Text == msg then
        bbgTl.Text = " "
    end
end)