diff --git a/.config/nvim/after/plugin/lsp.lua b/.config/nvim/after/plugin/lsp.lua
index 6dbc831..e278897 100644
--- a/.config/nvim/after/plugin/lsp.lua
+++ b/.config/nvim/after/plugin/lsp.lua
@@ -29,6 +29,32 @@ end)
 -- (Optional) Configure lua language server for neovim
 require('lspconfig').lua_ls.setup(lsp.nvim_lua_ls())
 
+local function load_dictionary(file_path)
+	if not os.rename(file_path, file_path) and true or false then
+		print("Ltex Dictionary path not found.")
+		return
+	end
+
+	local dict = {}
+	local lines = io.lines(file_path)
+	for line in io.lines(file_path) do
+		table.insert(dict, line)
+	end
+	return dict
+end
+
+local dictionary = load_dictionary(LTEX_DICT)
+
+require('lspconfig').ltex.setup{
+	settings = {
+		ltex = {
+			dictionary = {
+				["en-US"] = dictionary,
+				["en-GB"] = dictionary,
+			},
+		},
+	},
+}
 -- lsp.skip_server_setup({'ltex'})
 
 lsp.setup()
diff --git a/.config/nvim/lua/sheldonmlee/init.lua b/.config/nvim/lua/sheldonmlee/init.lua
index 35c86dc..2d59153 100644
--- a/.config/nvim/lua/sheldonmlee/init.lua
+++ b/.config/nvim/lua/sheldonmlee/init.lua
@@ -1,3 +1,3 @@
 require("sheldonmlee.packer")
-require("sheldonmlee.remap")
 require("sheldonmlee.set")
+require("sheldonmlee.remap")
diff --git a/.config/nvim/lua/sheldonmlee/packer.lua b/.config/nvim/lua/sheldonmlee/packer.lua
index 6bd05d1..b9543c3 100644
--- a/.config/nvim/lua/sheldonmlee/packer.lua
+++ b/.config/nvim/lua/sheldonmlee/packer.lua
@@ -50,4 +50,6 @@ return require('packer').startup(function(use)
 
 	use 'nvim-lua/plenary.nvim'
 	use 'ThePrimeagen/harpoon'
+
+	use 'ap/vim-css-color'
 end)
diff --git a/.config/nvim/lua/sheldonmlee/remap.lua b/.config/nvim/lua/sheldonmlee/remap.lua
index 084fbdf..f46c290 100644
--- a/.config/nvim/lua/sheldonmlee/remap.lua
+++ b/.config/nvim/lua/sheldonmlee/remap.lua
@@ -55,3 +55,50 @@ vim.keymap.set("n", "<leader>a", function() vim.cmd('lua require("harpoon.ui").n
 vim.keymap.set("n", "<leader>r", function() vim.cmd('lua require("harpoon.ui").nav_file(2)') end)
 vim.keymap.set("n", "<leader>s", function() vim.cmd('lua require("harpoon.ui").nav_file(3)') end)
 vim.keymap.set("n", "<leader>t", function() vim.cmd('lua require("harpoon.ui").nav_file(4)') end)
+
+local function ltex_append_dictionary(word)
+	if not word or word == "\n" or word == "" then
+		print("Word empty:", word)
+		return
+	end
+
+	local file = io.open(LTEX_DICT, "a")
+	if not file then
+		print("Failed to open the dictionary file.")
+		return
+	end
+	file:write(word .. "\n")
+	file:close()
+	print("Added word to dictionary:", word)
+end
+
+local function ltex_selection_add_word()
+	local _, csrow, cscol, _ = unpack(vim.fn.getpos("'<"))
+	local _, cerow, cecol, _ = unpack(vim.fn.getpos("'>"))
+	if csrow ~= cerow then
+		print("Multi-line selection is not supported")
+		return
+	end
+
+	local word = vim.fn.getline(csrow):sub(cscol, cecol)
+
+	ltex_append_dictionary(word)
+end
+
+local function ltex_add_word()
+	local line = vim.api.nvim_get_current_line()
+    local col = vim.api.nvim_win_get_cursor(0)[2] + 1 -- Cursor column position is 0-indexed
+    local startCol, _ = line:sub(1, col):find("%w+%s*$")
+    local _, endCol = line:sub(col):find("%s*%w+")
+
+	local word = nil
+    if startCol and endCol then
+        word = line:sub(startCol, col + endCol-1)
+    end
+
+	ltex_append_dictionary(word)
+end
+
+vim.keymap.set("v", "<leader>zz", ltex_selection_add_word)
+vim.keymap.set("n", "<leader>zz", ltex_add_word)
+vim.keymap.set("n", "<leader>zd", function() vim.cmd.edit(LTEX_DICT) end)
diff --git a/.config/nvim/lua/sheldonmlee/set.lua b/.config/nvim/lua/sheldonmlee/set.lua
index e65fadd..33a51cf 100644
--- a/.config/nvim/lua/sheldonmlee/set.lua
+++ b/.config/nvim/lua/sheldonmlee/set.lua
@@ -14,7 +14,7 @@ vim.opt.incsearch = true
 vim.opt.ignorecase = true
 vim.opt.smartcase = true
 
-vim.opt.undodir = os.getenv("HOME") .. "/.config/nvim/.undodir"
+vim.opt.undodir = os.getenv("HOME") .. "/.local/share/nvim-undo"
 vim.opt.undofile = true
 
 vim.opt.scrolloff = 8
@@ -22,6 +22,8 @@ vim.opt.scrolloff = 8
 -- 'no' disables signcolumn
 vim.opt.signcolumn = 'no'
 
+LTEX_DICT = os.getenv("HOME") .. "/.config/ltex/dictionary.txt"
+
 --vim.api.nvim_create_autocmd('BufWritePre', {
 --	pattern = { '*.tsx', '*.ts', '*.jsx', '*.js' },
 --	command = 'silent! EslintFixAll',
@@ -29,7 +31,7 @@ vim.opt.signcolumn = 'no'
 --})
 
 vim.api.nvim_create_autocmd('BufWritePre', {
-	pattern = { '*.tsx', '*.ts', '*.jsx', '*.js' },
+	pattern = { '*.tsx', '*.ts', '*.jsx', '*.js', html},
 	command = 'silent! Neoformat',
-	group = vim.api.nvim_create_augroup('Eslint', {}),
+	group = vim.api.nvim_create_augroup('Neoformat', {}),
 })