yawning

yawning

名词 yawning:

an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom

同义词：yawn, oscitance, oscitancy

动词 yawn:

utter a yawn, as from lack of oxygen or when one is tired

同义词：yawn

be wide open

同义词：gape, yawn, yaw

形容词 yawning:

gaping open as if threatening to engulf someone or something

with the mouth wide open indicating boredom or sleepiness

showing lack of attention or boredom

同义词：drowsy, oscitant