undo
v.v. to cancel the last thing you did on a computer or to open something that is tied or fastened.
v. to reverse the effects of a previous action or to unfasten a physical connection. In a digital context, it refers to a command that restores a document to its state prior to the most recent modification.
I made a mistake, so I clicked undo.
If you accidentally delete a paragraph, you can usually undo the action by pressing a shortcut on your keyboard.
The software allows users to undo multiple consecutive actions, providing a safety net for complex design tasks where a single error could compromise the entire project.
From Middle English undōn, from Old English ondōn, from Proto-West Germanic *andadōn (“to undo”), equivalent to un- + do. Cognate with West Frisian ûndwaan, ûntdwaan (“to undo; rid”), Dutch ontdoen (“to undo”).
The verb is transitive and requires a direct object, though in computing contexts the object is often implied.
I want to un-do my mistake.I want to undo my mistake.The word is a standard prefix-root combination and does not require a hyphen.