Loading word page…
Updated June 2026
To reverse or cancel the effect of a previous action.
“Press Ctrl+Z to undo your last change.”
Starts with UN; ends with O vowel.
Worth 5 points; good for using U tiles.
Look up undo in an authoritative dictionary for full definitions, pronunciation, and etymology.
Download Word Challenge for unlimited word puzzles, a fresh Daily Challenge, and head-to-head multiplayer. Guess the hidden word in six tries or fewer!