diff --git a/configurations/home-manager/leyla/packages/vscode/user-words.nix b/configurations/home-manager/leyla/packages/vscode/user-words.nix
index ca4b1d1..bb99bbc 100644
--- a/configurations/home-manager/leyla/packages/vscode/user-words.nix
+++ b/configurations/home-manager/leyla/packages/vscode/user-words.nix
@@ -1,69 +1,126 @@
-{...}: {
+{
+  pkgs,
+  lib,
+  ...
+}: {
   config.programs.vscode.profiles.default.userSettings = {
     "cSpell.userWords" = [
       "leyla"
-      "ollama"
-      "webdav"
-      "pname"
-      "direnv"
-      "deepseek"
-      "qwen"
-      "syncthing"
-      "immich"
-      "sonos"
-      "makemkv"
-      "hass"
-      "qbittorent"
-      "prostudiomasters"
-      "tmpfiles"
-      "networkmanager"
-      "Networkd"
-      "networkmanager"
-      "dialout"
-      "adbusers"
-      "protonmail"
-      "authkey"
-      "netdevs"
-      "atomix"
-      "geary"
-      "gedit"
-      "hitori"
-      "iagno"
-      "alsa"
-      "timezoned"
-      "pipewire"
-      "pulseaudio"
-      "rtkit"
-      "disko"
-      "ashift"
-      "autotrim"
-      "canmount"
-      "mountpoint"
-      "xattr"
-      "acltype"
-      "relatime"
-      "keyformat"
-      "keylocation"
-      "vdevs"
-
-      # codium extensions
-      "akamud"
-      "onedark"
-      "jeanp"
-      "dsznajder"
-      "dbaeumer"
-      "orta"
-      "tauri"
-      "unifiedjs"
-      "tamasfe"
-      "pinage"
-      "jnoortheen"
-      "kamadorueda"
-      "karyfoundation"
-      "nearley"
-
-      # nix.optimise is spelled wrong
-      "optimise"
     ];
+
+    "cSpell.languageSettings" = [
+      {
+        "languageId" = "nix";
+        "locale" = "*";
+        "dictionaries" = [
+          "applications"
+          "ai-words"
+          "nix-words"
+
+          # We need to include all other dictionaries in the nix language settings because they exist in this file
+          # TODO: see if there is a way to make this only apply for this file
+          "js-words"
+        ];
+      }
+      {
+        "languageId" = "javascript,typescript,js,ts";
+        "locale" = "*";
+        "dictionaries" = [
+          "js-words"
+        ];
+      }
+    ];
+
+    "cSpell.customDictionaries" = {
+      applications = {
+        name = "applications";
+        description = "application names";
+        path = pkgs.writeText "applications.txt" (lib.strings.concatLines [
+          "ollama"
+          "syncthing"
+          "immich"
+          "sonos"
+          "makemkv"
+          "hass"
+          "qbittorent"
+          "prostudiomasters"
+          "protonmail"
+          "pulseaudio"
+        ]);
+      };
+
+      ai-words = {
+        name = "ai-words";
+        description = "common words used for ai development";
+        path = pkgs.writeText "ai-words.txt" (lib.strings.concatLines [
+          "ollama"
+          "deepseek"
+          "qwen"
+        ]);
+      };
+
+      nix-words = {
+        name = "nix-words";
+        description = "words used in nix configurations";
+        path = pkgs.writeText "nix-words.txt" (lib.strings.concatLines [
+          "pname"
+          "direnv"
+          "tmpfiles"
+          "Networkd"
+          "networkmanager"
+          "dialout"
+          "adbusers"
+          "authkey"
+          "netdevs"
+          "atomix"
+          "geary"
+          "gedit"
+          "hitori"
+          "iagno"
+          "alsa"
+          "timezoned"
+          "pipewire"
+          "rtkit"
+          "disko"
+          "ashift"
+          "autotrim"
+          "canmount"
+          "mountpoint"
+          "xattr"
+          "acltype"
+          "relatime"
+          "keyformat"
+          "keylocation"
+          "vdevs"
+
+          # codium extensions
+          "akamud"
+          "onedark"
+          "jeanp"
+          "dsznajder"
+          "dbaeumer"
+          "orta"
+          "tauri"
+          "unifiedjs"
+          "tamasfe"
+          "pinage"
+          "jnoortheen"
+          "kamadorueda"
+          "karyfoundation"
+          "nearley"
+
+          # nix.optimise is spelled wrong
+          "optimise"
+        ]);
+      };
+
+      js-words = {
+        name = "js-words";
+        description = "words used in js development";
+        path = pkgs.writeText "js-words.txt" (lib.strings.concatLines [
+          "webdav"
+        ]);
+      };
+    };
   };
 }