Shortcuts let you save your time. By using shortcuts you can use a few letter instead of a long word or phrase. The expanded word or phrase will appear when you type the shortcuts. An example is need to make clear about shortcuts. The shortcuts “omw” is expanded to “on my way!”
To add a shortcut Go to Settings > General > keyboard, then tap the add new shortcut.
Add a word in your personal dictionary so that iPod touch can’t underlined it as misspell. Adding a word to your personal dictionary is same as adding a shortcut. Just leave the shortcut field blank. You can edit shortcut any time you want from keyboard settings.