| Gapes |
| Oscitates |
| Acts bored |
| Opens wide |
| Looks bored |
| Shows ennui |
| Tired sighs |
| Acts sleepy |
| Sleepy sighs |
| Bored actions |
| Boredom signs |
| Shows boredom |
| Catches flies |
| Exhibits ennui |
| Signs of ennui |
| Tired reflexes |
| Betrays boredom |
| Ennui indicators |
| Exhibits boredom |
| Signs of fatigue |
| Signs of boredom |
| Late-night sounds |
| Signs of drowsiness |
| Signs of disinterest |
| Expressions of boredom |
| Shows lack of interest |
| Indications of boredom |
| They can be contagious |
| Shows signs of boredom |
| Bad signs to a lecturer |
| Shows fatigue, in a way |
| Demonstrates disinterest |
| Is wide open, as a chasm |
| Shows signs of sleepiness |
| Signs a speech is too long |
| They accompany big stretches |
| Audience reactions, sometimes |
| Reflexes said to be contagious |
| Signs of an unengaged audience |
| They often accompany stretches |
| They might precede "Well, we must be going |