diff --git a/internal/backends/qt/lib.rs b/internal/backends/qt/lib.rs
index a9be6bb54..6c1a5f54b 100644
--- a/internal/backends/qt/lib.rs
+++ b/internal/backends/qt/lib.rs
@@ -1,6 +1,8 @@
 // Copyright © SixtyFPS GmbH <info@slint-ui.com>
 // SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-commercial
 
+// cSpell: ignore deinit fnbox qsize
+
 #![doc = include_str!("README.md")]
 #![doc(html_logo_url = "https://slint-ui.com/logo/slint-logo-square-light.svg")]
 #![recursion_limit = "1024"]
diff --git a/internal/backends/qt/qt_widgets/tabwidget.rs b/internal/backends/qt/qt_widgets/tabwidget.rs
index a5ca1d446..98789979f 100644
--- a/internal/backends/qt/qt_widgets/tabwidget.rs
+++ b/internal/backends/qt/qt_widgets/tabwidget.rs
@@ -1,6 +1,8 @@
 // Copyright © SixtyFPS GmbH <info@slint-ui.com>
 // SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-commercial
 
+// cSpell: ignore hframe qreal tabbar vframe
+
 use i_slint_core::input::FocusEventResult;
 
 use super::*;
diff --git a/internal/compiler/llr/expression.rs b/internal/compiler/llr/expression.rs
index 0e20b1d93..08b9505ba 100644
--- a/internal/compiler/llr/expression.rs
+++ b/internal/compiler/llr/expression.rs
@@ -91,7 +91,7 @@ pub enum Expression {
         level: usize,
         value: Box<Expression>,
     },
-    /// An assignement done with the `foo[idx] = ...`
+    /// An assignment done with the `foo[idx] = ...`
     ArrayIndexAssignment {
         array: Box<Expression>,
         index: Box<Expression>,
@@ -464,7 +464,7 @@ impl<'a, T> TypeResolutionContext for EvaluationContext<'a, T> {
             }
             PropertyReference::InNativeItem { sub_component_path, item_index, prop_name } => {
                 if prop_name == "elements" {
-                    // The `Path::elements` property is not in the NativeClasss
+                    // The `Path::elements` property is not in the NativeClass
                     return &Type::PathData;
                 }