9. The device according to claim 8, wherein the memory means contains the first word or words in the form that the leading character is written in the small character and the last character is represented in the capital character under the condition that the first word or words are entered by the input means in such a form that the leading character is represented in the capital character and the last character is written in the small character.
9. The device according to claim 8, wherein the memory means contains the first word or words in the form that the leading character is written in the small character and the last character is represented in the capital character under the condition that the first word or words are entered by the input means in such a form that the leading character is represented in the capital character and the last character is written in the small character. 10. The device according to claim 9, wherein the second changing means includes means for changing the last character of the first word or words from the form of the capital character to the different form of the small character under the condition where the leading character of the first word or words obtained from the memory means is written in the small character.