| 2026-06-19 | Common export, nowadays |
| 2026-05-05 | Alternative to a Word doc |
| 2026-03-29 | Alternative to a .doc |
| 2026-01-17 | Many an attachment |
| 2025-12-29 | Many a PC file |
| 2025-11-06 | Source of a printout, often |
| 2025-10-18 | Many an attachment |
| 2025-10-12 | Email attachment type |
| 2025-07-16 | Many an email attachment |
| 2025-01-23 | Common download |
| 2024-09-02 | Common email attachment |
| 2024-05-26 | Common file type |
| 2024-05-23 | Many a download |
| 2024-01-12 | Easily shareable download |
| 2023-10-06 | Form of attachment? |
| 2023-06-21 | .doc alternative |
| 2023-04-13 | Adobe file suffix |
| 2022-11-23 | Many a download |
| 2022-10-31 | Common email attachment type |
| 2022-06-17 | File type used in paper-to-digital archiving |
| 2021-08-21 | E-signature holder, maybe |
| 2020-08-17 | File shareable on a PC or Mac |
| 2020-02-11 | Shareable PC file |
| 2019-05-09 | Shareable doc format |
| 2018-09-30 | Common download |
| 2017-10-21 | Adobe document suffix |
| 2017-08-31 | Common email attachment |
| 2017-04-30 | Attachment letters |
| 2017-02-21 | Sharable PC file |
| 2016-09-24 | Many an email attachment |
| 2016-04-05 | JPEG alternative |
| 2016-02-03 | File name ending in Adobe Acrobat |
| 2015-10-08 | Many an email attachment |
| 2014-03-01 | .doc alternative |
| 2013-09-05 | Sharable PC file |
| 2012-12-21 | Certain e-mail attachment |
| 2010-09-14 | Alternative to a print version: Abbr. |
| 2010-06-13 | Sharable PC file |
| 2009-01-20 | Suffix for many a computer attachment |
| 2008-02-07 | Suffix for many a sharable computer file |
| 2007-11-09 | Sharable computer file, for short |