diff --git a/lisp/progmodes/c-ts-mode.el b/lisp/progmodes/c-ts-mode.el
index 6f1488917a6..862d8766e0b 100644
--- a/lisp/progmodes/c-ts-mode.el
+++ b/lisp/progmodes/c-ts-mode.el
@@ -79,6 +79,8 @@ follows the form of `treesit-simple-indent-rules'."
     (modify-syntax-entry ?\240 "."   table)
     (modify-syntax-entry ?/  ". 124b" table)
     (modify-syntax-entry ?*  ". 23"   table)
+    (modify-syntax-entry ?\n "> b"  table)
+    (modify-syntax-entry ?\^m "> b" table)
     table)
   "Syntax table for `c-ts-mode'.")
 
diff --git a/lisp/progmodes/csharp-mode.el b/lisp/progmodes/csharp-mode.el
index bdddb46e727..82e3bc0d541 100644
--- a/lisp/progmodes/csharp-mode.el
+++ b/lisp/progmodes/csharp-mode.el
@@ -893,6 +893,7 @@ Key bindings:
 ;;;###autoload
 (define-derived-mode csharp-ts-mode prog-mode "C#"
   "Major mode for editing C# code."
+  :syntax-table (csharp--make-mode-syntax-table)
 
   (unless (treesit-ready-p 'c-sharp)
     (error "Tree-sitter for C# isn't available"))
diff --git a/lisp/progmodes/java-ts-mode.el b/lisp/progmodes/java-ts-mode.el
index 2c42505ac94..f947efc5a45 100644
--- a/lisp/progmodes/java-ts-mode.el
+++ b/lisp/progmodes/java-ts-mode.el
@@ -58,6 +58,11 @@
     (modify-syntax-entry ?|  "."     table)
     (modify-syntax-entry ?\' "\""    table)
     (modify-syntax-entry ?\240 "."   table)
+    (modify-syntax-entry ?/  ". 124b" table)
+    (modify-syntax-entry ?*  ". 23"   table)
+    (modify-syntax-entry ?\n "> b"  table)
+    (modify-syntax-entry ?\^m "> b" table)
+    (modify-syntax-entry ?@ "'" table)
     table)
   "Syntax table for `java-ts-mode'.")
 
diff --git a/lisp/progmodes/json-ts-mode.el b/lisp/progmodes/json-ts-mode.el
index 8ea582ad8fa..f3bd93923ee 100644
--- a/lisp/progmodes/json-ts-mode.el
+++ b/lisp/progmodes/json-ts-mode.el
@@ -46,9 +46,7 @@
 
 (defvar json-ts-mode--syntax-table
   (let ((table (make-syntax-table)))
-    ;; Taken from the cc-langs version
     (modify-syntax-entry ?_  "_"     table)
-    (modify-syntax-entry ?$ "_"      table)
     (modify-syntax-entry ?\\ "\\"    table)
     (modify-syntax-entry ?+  "."     table)
     (modify-syntax-entry ?-  "."     table)
@@ -58,8 +56,12 @@
     (modify-syntax-entry ?>  "."     table)
     (modify-syntax-entry ?&  "."     table)
     (modify-syntax-entry ?|  "."     table)
-    (modify-syntax-entry ?` "\""     table)
+    (modify-syntax-entry ?\' "\""    table)
     (modify-syntax-entry ?\240 "."   table)
+    (modify-syntax-entry ?/  ". 124b" table)
+    (modify-syntax-entry ?*  ". 23"   table)
+    (modify-syntax-entry ?\n "> b"  table)
+    (modify-syntax-entry ?\^m "> b" table)
     table)
   "Syntax table for `json-ts-mode'.")
 
diff --git a/lisp/progmodes/typescript-ts-mode.el b/lisp/progmodes/typescript-ts-mode.el
index 3da690567e2..a56568ae781 100644
--- a/lisp/progmodes/typescript-ts-mode.el
+++ b/lisp/progmodes/typescript-ts-mode.el
@@ -45,7 +45,6 @@
   (let ((table (make-syntax-table)))
     ;; Taken from the cc-langs version
     (modify-syntax-entry ?_  "_"     table)
-    (modify-syntax-entry ?$ "_"      table)
     (modify-syntax-entry ?\\ "\\"    table)
     (modify-syntax-entry ?+  "."     table)
     (modify-syntax-entry ?-  "."     table)
@@ -55,8 +54,14 @@
     (modify-syntax-entry ?>  "."     table)
     (modify-syntax-entry ?&  "."     table)
     (modify-syntax-entry ?|  "."     table)
-    (modify-syntax-entry ?` "\""     table)
+    (modify-syntax-entry ?\' "\""    table)
     (modify-syntax-entry ?\240 "."   table)
+    (modify-syntax-entry ?/  ". 124b" table)
+    (modify-syntax-entry ?*  ". 23"   table)
+    (modify-syntax-entry ?\n "> b"  table)
+    (modify-syntax-entry ?\^m "> b" table)
+    (modify-syntax-entry ?$ "_" table)
+    (modify-syntax-entry ?` "\"" table)
     table)
   "Syntax table for `typescript-ts-mode'.")
 
diff --git a/lisp/textmodes/css-mode.el b/lisp/textmodes/css-mode.el
index 8a66986dc6f..822097a86d8 100644
--- a/lisp/textmodes/css-mode.el
+++ b/lisp/textmodes/css-mode.el
@@ -1822,6 +1822,7 @@ Use `\\[fill-paragraph]' to reformat CSS declaration blocks.  It
 can also be used to fill comments.
 
 \\{css-mode-map}"
+  :syntax-table css-mode-syntax-table
   (when (treesit-ready-p 'css)
     ;; Borrowed from `css-mode'.
     (add-hook 'completion-at-point-functions