| oscitancy | (n) drowsiness and dullness manifested by yawning, Syn. oscitance |
| yawn | (n) an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom, Syn. yawning, oscitancy, oscitance, Example: he could not suppress a yawn; the yawning in the audience told him it was time to stop; he apologized for his oscitancy |