Diacritical: বলতে যা বুঝায়:- That separates or distinguishes; applied to points or marks used to distinguish letters of similar form, or different sounds of the same letter.
US-Keyboard Layout এ ৬ টি Diacritical Marks আছে।যা Microsoft Word-এর সাহায্যে লেখা যায়। নিচে এই রকম কয়েকটি দেওয়া হলো।
| Name | Looks | Solution | Other Letters |
| Grave Accents (`) | àèìòù | Ctrl+` Then a | EIOU |
| Tilde (~) | ãñõ | Ctrl+ Shift+~ Then a | NO |
| Acute Accents (‘) | áéíóú | Ctrl+’ Then a | EIOU |
| Cedilla (,) | ç | Ctrl+, Then c | |
| Circumflex (^) | âêîôû | Ctrl+ Shift+^ Then a | EIOU |
| Diaeresis (:) | äëïöü | Ctrl+ Shift+: Then a | EIOU |








