You can turn the spell check on so that words are checked as you type. When you turn the spell check on, you can restrict the type of check it will perform.
Procedure
Click ARIS > Options.
Click Spell check on the Selection tab.
Enable the Turn spell check on check box.
Enable the Ignore words in UPPERCASE check box if you want to prevent the spell check from checking words written entirely in uppercase. Enabling this check box may be useful if you are using a lot of acronyms that you do not want to add to the dictionaries but nevertheless do not want the spell check to highlight.
Enable the Ignore words with numbers check box if you want to prevent the spell check from checking words that contain one or more numbers. It does not matter where the numbers appear in a word.
Click OK to close the Options dialog.
The spell check is turned on. As soon as you enter a term, it will be checked in accordance with your settings.