diff --git a/imgui.cpp b/imgui.cpp
index 9a7e1b87..5e86bc01 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -4659,7 +4659,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
                     ImRect resize_rect(corner, corner + grip.InnerDir * grip_hover_size);
                     resize_rect.FixInverted();
                     bool hovered, held;
-                    ButtonBehavior(resize_rect, window->GetID((void*)(intptr_t)resize_grip_n), &hovered, &held, ImGuiButtonFlags_FlattenChilds);
+                    ButtonBehavior(resize_rect, window->GetID((void*)(intptr_t)resize_grip_n), &hovered, &held, ImGuiButtonFlags_FlattenChildren);
                     if (hovered || held)
                         g.MouseCursor = (resize_grip_n & 1) ? ImGuiMouseCursor_ResizeNESW : ImGuiMouseCursor_ResizeNWSE;
 
@@ -4685,7 +4685,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
                     const float BORDER_APPEAR_TIMER = 0.05f; // Reduce visual noise
                     bool hovered, held;
                     ImRect border_rect = GetBorderRect(window, border_n, grip_hover_size, BORDER_SIZE);
-                    ButtonBehavior(border_rect, window->GetID((void*)(intptr_t)(border_n+4)), &hovered, &held, ImGuiButtonFlags_FlattenChilds);
+                    ButtonBehavior(border_rect, window->GetID((void*)(intptr_t)(border_n+4)), &hovered, &held, ImGuiButtonFlags_FlattenChildren);
                     if ((hovered && g.HoveredIdTimer > BORDER_APPEAR_TIMER) || held)
                     {
                         g.MouseCursor = (border_n & 1) ? ImGuiMouseCursor_ResizeEW : ImGuiMouseCursor_ResizeNS;
@@ -6147,17 +6147,17 @@ bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool
         flags |= ImGuiButtonFlags_PressedOnClickRelease;
 
     ImGuiWindow* backup_hovered_window = g.HoveredWindow;
-    if ((flags & ImGuiButtonFlags_FlattenChilds) && g.HoveredRootWindow == window)
+    if ((flags & ImGuiButtonFlags_FlattenChildren) && g.HoveredRootWindow == window)
         g.HoveredWindow = window;
 
     bool pressed = false;
     bool hovered = ItemHoverable(bb, id);
 
-    if ((flags & ImGuiButtonFlags_FlattenChilds) && g.HoveredRootWindow == window)
+    if ((flags & ImGuiButtonFlags_FlattenChildren) && g.HoveredRootWindow == window)
         g.HoveredWindow = backup_hovered_window;
 
     // AllowOverlap mode (rarely used) requires previous frame HoveredId to be null or to match. This allows using patterns where a later submitted widget overlaps a previous one.
-    if (hovered && (flags & ImGuiButtonFlags_AllowOverlapMode) && (g.HoveredIdPreviousFrame != id && g.HoveredIdPreviousFrame != 0))
+    if (hovered && (flags & ImGuiButtonFlags_AllowItemOverlap) && (g.HoveredIdPreviousFrame != id && g.HoveredIdPreviousFrame != 0))
         hovered = false;
 
     if (hovered)
@@ -6613,7 +6613,7 @@ bool ImGui::TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* l
     // - OpenOnDoubleClick .............. double-click anywhere to open
     // - OpenOnArrow .................... single-click on arrow to open
     // - OpenOnDoubleClick|OpenOnArrow .. single-click on arrow or double-click anywhere to open
-    ImGuiButtonFlags button_flags = ImGuiButtonFlags_NoKeyModifiers | ((flags & ImGuiTreeNodeFlags_AllowOverlapMode) ? ImGuiButtonFlags_AllowOverlapMode : 0);
+    ImGuiButtonFlags button_flags = ImGuiButtonFlags_NoKeyModifiers | ((flags & ImGuiTreeNodeFlags_AllowOverlapMode) ? ImGuiButtonFlags_AllowItemOverlap : 0);
     if (flags & ImGuiTreeNodeFlags_OpenOnDoubleClick)
         button_flags |= ImGuiButtonFlags_PressedOnDoubleClick | ((flags & ImGuiTreeNodeFlags_OpenOnArrow) ? ImGuiButtonFlags_PressedOnClickRelease : 0);
     bool hovered, held, pressed = ButtonBehavior(interact_bb, id, &hovered, &held, button_flags);
@@ -10517,7 +10517,7 @@ bool ImGui::SplitterBehavior(ImGuiID id, const ImRect& bb, ImGuiAxis axis, float
     bool hovered, held;
     ImRect bb_interact = bb;
     bb_interact.Expand(axis == ImGuiAxis_Y ? ImVec2(0.0f, hover_extend) : ImVec2(hover_extend, 0.0f));
-    ButtonBehavior(bb_interact, id, &hovered, &held, ImGuiButtonFlags_FlattenChilds | ImGuiButtonFlags_AllowOverlapMode);
+    ButtonBehavior(bb_interact, id, &hovered, &held, ImGuiButtonFlags_FlattenChildren | ImGuiButtonFlags_AllowItemOverlap);
     if (g.ActiveId != id)
         SetItemAllowOverlap();
 
diff --git a/imgui_internal.h b/imgui_internal.h
index 18e44c44..9c4cb3e4 100644
--- a/imgui_internal.h
+++ b/imgui_internal.h
@@ -176,12 +176,12 @@ enum ImGuiButtonFlags_
     ImGuiButtonFlags_PressedOnClick         = 1 << 2,   // return true on click (default requires click+release)
     ImGuiButtonFlags_PressedOnRelease       = 1 << 3,   // return true on release (default requires click+release)
     ImGuiButtonFlags_PressedOnDoubleClick   = 1 << 4,   // return true on double-click (default requires click+release)
-    ImGuiButtonFlags_FlattenChilds          = 1 << 5,   // allow interactions even if a child window is overlapping
-    ImGuiButtonFlags_DontClosePopups        = 1 << 6,   // disable automatically closing parent popup on press // [UNUSED]
-    ImGuiButtonFlags_Disabled               = 1 << 7,   // disable interactions
-    ImGuiButtonFlags_AlignTextBaseLine      = 1 << 8,   // vertically align button to match text baseline (ButtonEx() only)
-    ImGuiButtonFlags_NoKeyModifiers         = 1 << 9,   // disable interaction if a key modifier is held
-    ImGuiButtonFlags_AllowOverlapMode       = 1 << 10,  // require previous frame HoveredId to either match id or be null before being usable
+    ImGuiButtonFlags_FlattenChildren        = 1 << 5,   // allow interactions even if a child window is overlapping
+    ImGuiButtonFlags_AllowItemOverlap       = 1 << 6,   // require previous frame HoveredId to either match id or be null before being usable, use along with SetItemAllowOverlap()
+    ImGuiButtonFlags_DontClosePopups        = 1 << 7,   // disable automatically closing parent popup on press // [UNUSED]
+    ImGuiButtonFlags_Disabled               = 1 << 8,   // disable interactions
+    ImGuiButtonFlags_AlignTextBaseLine      = 1 << 9,   // vertically align button to match text baseline (ButtonEx() only)
+    ImGuiButtonFlags_NoKeyModifiers         = 1 << 10,  // disable interaction if a key modifier is held
     ImGuiButtonFlags_NoHoldingActiveID      = 1 << 11   // don't set ActiveId while holding the mouse (ImGuiButtonFlags_PressedOnClick only)
 };