diff --git a/src/App/DocumentObject.cpp b/src/App/DocumentObject.cpp
index 86329aa68839..7229f6bcd66c 100644
--- a/src/App/DocumentObject.cpp
+++ b/src/App/DocumentObject.cpp
@@ -1130,7 +1130,7 @@ DocumentObject *DocumentObject::resolve(const char *subname,
             auto sobj = getSubObject(std::string(subname,dot-subname+1).c_str());
             if(sobj!=obj) {
                 if(parent) {
-                    // Link/LinkGroup has special visiblility handling of plain
+                    // Link/LinkGroup has special visibility handling of plain
                     // group, so keep ascending
                     if(!sobj->hasExtension(GroupExtension::getExtensionClassTypeId(),false)) {
                         *parent = sobj;
diff --git a/src/Gui/PythonEditor.cpp b/src/Gui/PythonEditor.cpp
index b589fbdb04a7..fd63da8ef21a 100644
--- a/src/Gui/PythonEditor.cpp
+++ b/src/Gui/PythonEditor.cpp
@@ -71,7 +71,7 @@ PythonEditor::PythonEditor(QWidget* parent)
     d = new PythonEditorP();
     this->setSyntaxHighlighter(new PythonSyntaxHighlighter(this));
 
-    // set acelerators
+    // set accelerators
     auto comment = new QShortcut(this);
     comment->setKey(QKeySequence(QString::fromLatin1("ALT+C")));
 
diff --git a/src/Gui/View3DViewerPy.h b/src/Gui/View3DViewerPy.h
index efbbf8a0f783..160f58d8b7e8 100644
--- a/src/Gui/View3DViewerPy.h
+++ b/src/Gui/View3DViewerPy.h
@@ -36,7 +36,7 @@ class View3DInventorViewer;
  *
  * The interface does not offer all methods the c++ View3DInventorViewer counterpart has, respectively
  * also not everything the QuarterWidget and the SoQtQuarterAdaptor offers. It only exposes
- * methods with additioanl functionality in comparison to the View3DInventorPy class. Everything that
+ * methods with additional functionality in comparison to the View3DInventorPy class. Everything that
  * can be done from there has no interface here.
  */
 class View3DInventorViewerPy : public Py::PythonExtension<View3DInventorViewerPy>
diff --git a/src/Mod/Arch/OfflineRenderingUtils.py b/src/Mod/Arch/OfflineRenderingUtils.py
index f73d5ae67703..920ffab64e1f 100755
--- a/src/Mod/Arch/OfflineRenderingUtils.py
+++ b/src/Mod/Arch/OfflineRenderingUtils.py
@@ -456,7 +456,7 @@ def getCoinCamera(camerastring):
         for child in node.getChildren():
             if ("SoOrthographicCamera" in str(child)) or ("SoPerspectiveCamera" in str(child)):
                 return child
-    print("unnable to build a camera node from string:",camerastring)
+    print("unable to build a camera node from string:",camerastring)
     return None
 
 
diff --git a/src/Mod/Fem/Gui/Command.cpp b/src/Mod/Fem/Gui/Command.cpp
index 34e42e330b9a..75ed4dac157b 100644
--- a/src/Mod/Fem/Gui/Command.cpp
+++ b/src/Mod/Fem/Gui/Command.cpp
@@ -1699,7 +1699,7 @@ CmdFemPostClipFilter::CmdFemPostClipFilter()
     sGroup = QT_TR_NOOP("Fem");
     sMenuText = QT_TR_NOOP("Region clip filter");
     sToolTipText =
-        QT_TR_NOOP("Define/create a clip filter which uses functions to define the cliped region");
+        QT_TR_NOOP("Define/create a clip filter which uses functions to define the clipped region");
     sWhatsThis = "FEM_PostFilterClipRegion";
     sStatusTip = sToolTipText;
     sPixmap = "FEM_PostFilterClipRegion";
diff --git a/src/Mod/Fem/Gui/TaskPostBoxes.cpp b/src/Mod/Fem/Gui/TaskPostBoxes.cpp
index 28145623fff0..2db8d5ac5268 100644
--- a/src/Mod/Fem/Gui/TaskPostBoxes.cpp
+++ b/src/Mod/Fem/Gui/TaskPostBoxes.cpp
@@ -413,7 +413,7 @@ TaskPostDisplay::TaskPostDisplay(Gui::ViewProviderDocumentObject* view, QWidget*
     updateEnumerationList(getTypedView<ViewProviderFemPostObject>()->Field, ui->Field);
     updateEnumerationList(getTypedView<ViewProviderFemPostObject>()->VectorMode, ui->VectorMode);
 
-    // get Tranparency from ViewProvider
+    // get Transparency from ViewProvider
     int trans = getTypedView<ViewProviderFemPostObject>()->Transparency.getValue();
     Base::Console().Log("Transparency %i: \n", trans);
     // sync the trancparency slider
diff --git a/src/Mod/PartDesign/App/Body.h b/src/Mod/PartDesign/App/Body.h
index 6964159fe015..fbb8ae879b8e 100644
--- a/src/Mod/PartDesign/App/Body.h
+++ b/src/Mod/PartDesign/App/Body.h
@@ -61,7 +61,7 @@ class PartDesignExport Body : public Part::BodyBase
 
     /**
      * Add the feature into the body at the current insert point.
-     * The insertion poin is the before next solid after the Tip feature
+     * The insertion point is the before next solid after the Tip feature
      */
     std::vector<App::DocumentObject*> addObject(App::DocumentObject*) override;
     std::vector< DocumentObject* > addObjects(std::vector< DocumentObject* > obj) override;
diff --git a/src/Mod/PartDesign/App/json.hpp b/src/Mod/PartDesign/App/json.hpp
index dbbe68458d99..5b822836233b 100644
--- a/src/Mod/PartDesign/App/json.hpp
+++ b/src/Mod/PartDesign/App/json.hpp
@@ -6367,7 +6367,7 @@ struct wide_string_input_helper<BaseInputAdapter, 2>
     }
 };
 
-// Wraps another input apdater to convert wide character types into individual bytes.
+// Wraps another input adapter to convert wide character types into individual bytes.
 template<typename BaseInputAdapter, typename WideCharType>
 class wide_string_input_adapter
 {
diff --git a/src/Mod/Sketcher/Gui/TaskSketcherElements.h b/src/Mod/Sketcher/Gui/TaskSketcherElements.h
index d810f05b476a..53a62429f198 100644
--- a/src/Mod/Sketcher/Gui/TaskSketcherElements.h
+++ b/src/Mod/Sketcher/Gui/TaskSketcherElements.h
@@ -94,7 +94,7 @@ protected Q_SLOTS:
     // Other Commands
     void doToggleConstruction();
 
-    // Acelerators
+    // Accelerators
     void doSelectConstraints();
     void doSelectOrigin();
     void doSelectHAxis();