diff --git a/src/controllers/DockWidget.cpp b/src/controllers/DockWidget.cpp
index 5217e159..f1584a4d 100644
--- a/src/controllers/DockWidget.cpp
+++ b/src/controllers/DockWidget.cpp
@@ -123,7 +123,7 @@ void DockWidget::addDockWidgetAsTab(DockWidget *other, InitialOption option)
     }
 
     other->setParentView(nullptr);
-    group->addWidget(other, option);
+    group->addTab(other, option);
 }
 
 void DockWidget::addDockWidgetToContainingWindow(DockWidget *other,
@@ -559,7 +559,7 @@ Controllers::FloatingWindow *DockWidget::Private::morphIntoFloatingWindow()
         }
 
         auto group = new Controllers::Group();
-        group->addWidget(q);
+        group->addTab(q);
         geo.setSize(geo.size().boundedTo(group->view()->maxSizeHint()));
         geo.setSize(geo.size().expandedTo(group->view()->minSize()));
         Controllers::FloatingWindow::ensureRectIsOnScreen(geo);
diff --git a/src/controllers/DropArea.cpp b/src/controllers/DropArea.cpp
index e2582fd3..06b75ddf 100644
--- a/src/controllers/DropArea.cpp
+++ b/src/controllers/DropArea.cpp
@@ -190,11 +190,11 @@ void DropArea::addDockWidget(Controllers::DockWidget *dw, Location location,
             group = oldFrame;
         } else {
             group = new Controllers::Group();
-            group->addWidget(dw);
+            group->addTab(dw);
         }
     } else {
         group = new Controllers::Group();
-        group->addWidget(dw);
+        group->addTab(dw);
     }
 
     if (option.startsHidden()) {
@@ -359,7 +359,7 @@ bool DropArea::drop(WindowBeingDragged *draggedWindow, Controllers::Group *accep
         qCDebug(hovering) << "Tabbing" << droppedWindow << "into" << acceptingFrame;
         if (!validateAffinity(droppedWindow, acceptingFrame))
             return false;
-        acceptingFrame->addWidget(droppedWindow);
+        acceptingFrame->addTab(droppedWindow);
         break;
 
     default:
@@ -403,7 +403,7 @@ bool DropArea::drop(View *droppedWindow, KDDockWidgets::Location location, Contr
             return false;
 
         auto group = new Controllers::Group();
-        group->addWidget(dock);
+        group->addTab(dock);
         addWidget(group->view(), location, relativeTo, DefaultSizeMode::FairButFloor);
     } else if (auto floatingWindow = droppedWindow->asFloatingWindowController()) {
         if (!validateAffinity(floatingWindow))
@@ -571,7 +571,7 @@ void DropArea::addWidget(View *w, Location location,
         newItem = new Layouting::Item(thisView);
         group = new Controllers::Group();
         newItem->setGuestView(group->view());
-        group->addWidget(dw, option);
+        group->addTab(dw, option);
     } else if (auto ms = w->asDropAreaController()) {
         newItem = ms->m_rootItem;
         newItem->setHostView(thisView);
diff --git a/src/controllers/Group.cpp b/src/controllers/Group.cpp
index 4ffe1f9c..0d27afef 100644
--- a/src/controllers/Group.cpp
+++ b/src/controllers/Group.cpp
@@ -219,28 +219,28 @@ void Group::onDockWidgetTitleChanged()
     }
 }
 
-void Group::addWidget(DockWidget *dockWidget, InitialOption addingOption)
+void Group::addTab(DockWidget *dockWidget, InitialOption addingOption)
 {
     insertWidget(dockWidget, dockWidgetCount(), addingOption); // append
 }
 
-void Group::addWidget(Group *group, InitialOption addingOption)
+void Group::addTab(Group *group, InitialOption addingOption)
 {
     if (group->isEmpty()) {
-        qWarning() << "Group::addWidget: group is empty." << group;
+        qWarning() << "Group::addTab: group is empty." << group;
         return;
     }
 
     const auto &docks = group->dockWidgets();
     for (DockWidget *dockWidget : docks)
-        addWidget(dockWidget, addingOption);
+        addTab(dockWidget, addingOption);
 }
 
-void Group::addWidget(FloatingWindow *floatingWindow, InitialOption addingOption)
+void Group::addTab(FloatingWindow *floatingWindow, InitialOption addingOption)
 {
     Q_ASSERT(floatingWindow);
     for (Group *f : floatingWindow->groups())
-        addWidget(f, addingOption);
+        addTab(f, addingOption);
 }
 
 void Group::insertWidget(DockWidget *dockWidget, int index, InitialOption addingOption)
@@ -248,7 +248,7 @@ void Group::insertWidget(DockWidget *dockWidget, int index, InitialOption adding
     Q_ASSERT(dockWidget);
     if (containsDockWidget(dockWidget)) {
         if (!dockWidget->isPersistentCentralDockWidget())
-            qWarning() << "Group::addWidget dockWidget already exists. this=" << this << "; dockWidget=" << dockWidget;
+            qWarning() << "Group::addTab dockWidget already exists. this=" << this << "; dockWidget=" << dockWidget;
         return;
     }
     if (m_layoutItem)
@@ -299,7 +299,7 @@ FloatingWindow *Group::detachTab(DockWidget *dockWidget)
 
     auto newFrame = new Group();
     const QPoint globalPoint = mapToGlobal(QPoint(0, 0));
-    newFrame->addWidget(dockWidget);
+    newFrame->addTab(dockWidget);
 
     // We're potentially already dead at this point, as groups with 0 tabs auto-destruct. Don't access members from this point.
 
@@ -743,7 +743,7 @@ Group *Group::deserialize(const LayoutSaver::Group &f)
 
     for (const auto &savedDock : qAsConst(f.dockWidgets)) {
         if (DockWidget *dw = DockWidget::deserialize(savedDock)) {
-            group->addWidget(dw);
+            group->addTab(dw);
         }
     }
 
diff --git a/src/controllers/Group.h b/src/controllers/Group.h
index 18553186..9cea3694 100644
--- a/src/controllers/Group.h
+++ b/src/controllers/Group.h
@@ -51,12 +51,12 @@ public:
     static Group *deserialize(const LayoutSaver::Group &);
     LayoutSaver::Group serialize() const;
 
-    ///@brief Adds a widget into the Group's TabWidget
-    void addWidget(DockWidget *, InitialOption = {});
+    ///@brief Adds a widget into the Group's Stack
+    void addTab(DockWidget *, InitialOption = {});
     ///@overload
-    void addWidget(Group *, InitialOption = {});
+    void addTab(Group *, InitialOption = {});
     ///@overload
-    void addWidget(FloatingWindow *floatingWindow, InitialOption = {});
+    void addTab(FloatingWindow *floatingWindow, InitialOption = {});
 
     ///@brief Inserts a widget into the Group's TabWidget at @p index
     void insertWidget(DockWidget *, int index, InitialOption = {});
diff --git a/src/controllers/Layout.cpp b/src/controllers/Layout.cpp
index 18ebbc78..1eac09c9 100644
--- a/src/controllers/Layout.cpp
+++ b/src/controllers/Layout.cpp
@@ -160,7 +160,7 @@ void Layout::restorePlaceholder(Controllers::DockWidget *dw, Layouting::Item *it
     if (tabIndex != -1 && group->dockWidgetCount() >= tabIndex) {
         group->insertWidget(dw, tabIndex);
     } else {
-        group->addWidget(dw);
+        group->addTab(dw);
     }
 
     group->setVisible(true);
diff --git a/src/controllers/MDILayout.cpp b/src/controllers/MDILayout.cpp
index f5ca5aee..bf090dc0 100644
--- a/src/controllers/MDILayout.cpp
+++ b/src/controllers/MDILayout.cpp
@@ -49,7 +49,7 @@ void MDILayout::addDockWidget(Controllers::DockWidget *dw, QPoint localPt, Initi
         newItem->setGuestView(group->view());
     } else {
         group = new Controllers::Group();
-        group->addWidget(dw, addingOption);
+        group->addTab(dw, addingOption);
 
         newItem->setGuestView(group->view());
     }
diff --git a/src/controllers/MainWindow.cpp b/src/controllers/MainWindow.cpp
index b21fe81c..522cd459 100644
--- a/src/controllers/MainWindow.cpp
+++ b/src/controllers/MainWindow.cpp
@@ -95,7 +95,7 @@ public:
             return nullptr;
         }
 
-        group->addWidget(dw);
+        group->addTab(dw);
         return dw;
     }
 
@@ -184,7 +184,7 @@ void MainWindow::addDockWidgetAsTab(Controllers::DockWidget *widget)
                    << "MainWindowOption_HasCentralWidget can only have 1 widget in the center."
                    << "Use MainWindowOption_HasCentralFrame instead, which is similar but supports tabbing";
     } else if (d->supportsCentralFrame()) {
-        dropArea()->m_centralFrame->addWidget(widget);
+        dropArea()->m_centralFrame->addTab(widget);
     } else {
         qWarning() << Q_FUNC_INFO << "Not supported without MainWindowOption_HasCentralFrame";
     }
@@ -588,7 +588,7 @@ void MainWindow::overlayOnSideBar(Controllers::DockWidget *dw)
     auto group = new Controllers::Group(nullptr, FrameOption_IsOverlayed);
     group->setParentView(view());
     d->m_overlayedDockWidget = dw;
-    group->addWidget(dw);
+    group->addTab(dw);
     d->updateOverlayGeometry(dw->d->lastPosition()->lastOverlayedGeometry(sb->location()).size());
 
     group->setAllowedResizeSides(d->allowedResizeSides(sb->location()));
diff --git a/tests/utils.cpp b/tests/utils.cpp
index d0dcd6e5..027c86e9 100644
--- a/tests/utils.cpp
+++ b/tests/utils.cpp
@@ -222,7 +222,7 @@ void KDDockWidgets::Tests::moveMouseTo(QPoint globalDest, View *receiver)
 void KDDockWidgets::Tests::nestDockWidget(Controllers::DockWidget *dock, DropArea *dropArea, Controllers::Group *relativeTo, Location location)
 {
     auto group = new Controllers::Group();
-    group->addWidget(dock);
+    group->addTab(dock);
     dock->d->group()->setObjectName(dock->objectName());
 
     dropArea->addWidget(group->view(), location, relativeTo);