| Clue | Source | Date |
|---|---|---|
| Lines above letters, in many languages | ||
| First Family of France | Newsday | 26 Jun 2022 |
| Long-vowel symbols | LA Times Daily | 12 Sep 2021 |
| Long-vowel symbols | The Washington Post | 12 Sep 2021 |
| Vowel marks | Thomas Joseph | 07 Dec 2020 |
| G7 attendees last June | Newsday | 22 Sep 2018 |
| Long marks | Wall Street Journal | 28 Jan 2016 |
| Marks in Hawaiian | ||
| Phonetician's diacritics | ||
| Diacritical marks | ||
| Marks over vowels |