What is Ctrl + Backspace keyboard shortcut for?

Brave (Windows) - Delete the previous word in a text field  

Google Chrome - Delete the previous word in a text field  

Opera - Remove the last part of any Web address (such as a sub-directory) and go to that address  

Mozilla Thunderbird - Delete word to the left  

E-Sword - Delete previous word Editors only  

Wunderlist - Delete selected List or To-do  

Vuze - Clear filter-as-you-type text  

Microsoft Word 2019 - Delete one word to the left  

Microsoft OneNote - Delete one word to the left  

LibreOffice Writer - Delete text to beginning of word  

LibreOffice Writer - (in a list) Delete an empty paragraph in front of the current paragraph  

Brackets - Delete previous group  

Most used text editing - Delete previous word  

Ace Editor - Remove word left  

Notepad2 - Delete word before/left  

CudaText 1.88.3 - Delete previous word  

Notepad3 (v5.21) - Delete Word Before/Left.  

Krita 4.2.2 - Fill with background color (opacity)  

Adobe After Effects 2021 - Delete a footage item without a warning  

Clip Studio Paint Pro - Clear  

Marmoset Toolbag 4 - Clear unused  

Adobe Photoshop CC - Fill with foreground or background color. Hold down Shift to preserve transparency  

PowerDirector 17 - Mute / Mute off  

Inkscape - go to parent group/layer  

Inkscape - delete without preserving shape  

Nuke - Clear output window  

Corel Painter - Delete layer  

Everything - Delete previous word  

Command Line - Delete the word left to the insertion point  

ConEmu (190623 alpha) - Delete word leftward to the cursor (ignored in Far)  

Jupyter Notebook - Delete word before  

Notepad++ - Delete to start of word  

SQL Server Management Studio (SSMS) - Delete the word to the left of the cursor  

Eclipse - Delete previous word  

Delphi - Delete the word to the beginning  

Atom (Windows) - editor:delete-to-beginning-of-word  

Atom (Windows) - (Source: GitHub) github:discard-changes-in-selected-files  

Atom (Windows) - (Source: GitHub) github:discard-selected-lines  

SAP ABAP - Delete previous word  

CodeMirror - Delete to the left of the group before the cursor  

TradingView - Remove word left  

WhatsApp Web and Desktop - Delete chat  

Chromebook and Chrome OS - Delete the previous word  

Sitefinity CMS - Delete one word to the left  

Xyplorer - Breadcrumb...  

Xyplorer - Delete the previous word  

Multi Commander - Go to the root of the device  

PotPlayer 1.7 - Middle point  

GOM Player - Root menu  

GTA IV Emergency Lighting System - Toggle Express mode  

Lock On: Modern Air Combat - Show frame rate  

Burp Suite - Backspace word  

Epic - Delete previous word/character block  

Studio One 5.4 - Previous Hotspot  

Adobe InDesign 2020 (Windows) - Clear  

Adobe InDesign 2020 (Windows) - (Tables) ⌫: Row  

Adobe InDesign 2020 (Windows) - (Text) Delete one word to the left  

Adobe InDesign 2020 (Windows) - (Text) Delete one word to the right  

Virtual DJ 2018 - Go to last folder  

Quip - Scroll focused cell into view  

Microsoft To Do - Delete selected task or list  

Excel for the web - Move Viewport To Active Cell  

Altium Designer - Redo  

Altium Designer - Restore changes made by the Undo feature in the active Multi-board document. Multiple levels of redo are supported  

Altium Designer - Restore changes made by the Undo feature in the current document. Multiple levels of Redo are supported  

Altium Designer - Delete all characters back to the beginning of the first word immediately to the left of the current cursor position  

PowerScribe 360 - Delete to the start of the previous word  

OpenSCAD 2019.05 - Delete previous word