check spelling

i have this VB application that allow the user to enter any words the user wants in a text box...i need to implement a spell checker and this spell checker would suggest other words to replace when the search failed to find any record...however..i dont want to use the spell check provided in MS Word...
is it possible to create my own dictionary using application such as notepad, word etc and used it as a checker.. if it is possible...how should i go about implementing it ....please help....thanks