| A | B |
| tab | a location for measurement to align text |
| font | a set of characters with a specific face, style, and size |
| return address | author's address, appearing at the very top of the letter |
| letterhead | company's name and address already printed on it |
| font face | character design of a font set |
| serif | font that has curved or extended edges |
| sans serif | font that has straight edges |
| script | font that looks like handwriting |
| font size | height of an uppercase letter |
| font style | slant and weight of characters |
| delivery address | the recipient's address |
| proofreaders' marks | symbols written on a printed document to make revisions |
| places bar | a strip of buttons on the left of dialog boxes to open common folders |
| insert mode | inserting new text within existing text in a document |
| overtype mode | replace existing text in a document with new text |