| Clue | Source | Date |
|---|---|---|
| Look to give nothing away? | New York Times | 21 Feb 2026 |
| Glazed-over look | Universal | 11 Oct 2025 |
| Emotionless gaze | USA Today | 11 Nov 2024 |
| Sign of confusion | Newsday | 04 May 2023 |
| Glassy-eyed look | New York Times | 28 Jul 2019 |
| Sign of confusion | ||
| Sign of confusion | LA Times Daily | 09 Mar 2019 |
| Glassy-eyed look | ||
| Sign of confusion | ||
| Sign of an absent mind | ||
| It might prompt a "Get it?" | ||
| Incomprehension indication | ||
| Hardly a sign of intelligence | ||
| Sign of no recognition | ||
| Uncomprehending response |