- Go to File > Options > Mail > Spelling and Autocorrect > Proofing.
- Make sure the Suggest from main dictionary only check box is cleared.
- Select Custom Dictionaries.All dictionaries are listed here, with the default dictionary at the top.
- Open the Custom Dictionaries dialog box by following the steps in the preceding section.
- Select the dictionary that you want to edit. Don’t clear the check box.
- Select Edit Word List.
- Do one of the following:
- To add a word, type it in the Word(s) box, and then select Add.
- To delete a word, select it in the Dictionary box, and then select Delete.
- To edit a word, delete it, and then add it with the spelling you want.
- To remove all words, select Delete all.
