yawn

[ US /ˈjɔn/ ]
[ UK /jˈɔːn/ ]

VERB

be wide open
the deep gaping canyon
utter a yawn, as from lack of oxygen or when one is tired
The child yawned during the long performance

NOUN

an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom
he apologized for his oscitancy
the yawning in the audience told him it was time to stop
he could not suppress a yawn

How To Use yawn In A Sentence

One's feet were cold and the uncertainty of everything made one yawny but not sleepy.
Harrieth woke up and rubbed the sleep dust from her eyes, she yawned deeply, throwing her arms out to the side.
Come ten o'clock in the evening we've generally begun to stretch and yawn, and by ten thirty the house is quiet except for gentle snoring.
Everyone I've seen in London today has got bleary eyes, and is yawning.
It is claimed, probably incorrectly, that in social environments yawning and weariness are due to an accumulation of carbon dioxide.
You will be able to see where the yawning gaps are up ahead. Life Without Work
She raised her small gloved fist, yawned ever so gently, tiptapping her small gloved fist on her opening mouth and smiled tinily, sweetly. Ulysses
Kurai says ‘I need a drink’ and then he yawns, covering his mouth with one hand.
The place was Podunk City, a pimple of yawns on a bare white butt.
He yawned, leaning back in his chair and rumpling his hair.