How do you spell Realise?
Correct spelling
realise
US: realize (with Z). UK/AU/NZ: realise (with S).
Why is realise spelled this way?
The S in realise reflects traditional British practice, though the Z form is also accepted by major British style guides. This is one of the most contested spelling differences between dialects.
Common misspellings of realise
reelizerealicereiliserealease
Example
I didn't realise how late it was.