| noun | an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom “he could not suppress a yawn” |
| verb | utter a yawn, as from lack of oxygen or when one is tired “The child yawned during the long performance” |
| verb | be wide open “the deep gaping canyon” |
| adjective | gaping open as if threatening to engulf someone or something “the yawning mine shaft” |
| adjective | with the mouth wide open indicating boredom or sleepiness “a yawning congregation” |
| adjective | showing lack of attention or boredom “the yawning congregation” |
| yawn | verb | utter a yawn, as from lack of oxygen or when one is tired |
| oscitant | adjective | showing lack of attention or boredom |
| yawn | noun | an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom |
| yawner | noun | a person who yawns |
| yawning | noun | an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom |
| oscitancy | noun | drowsiness and dullness manifested by yawning |