呵欠连天 hēqiànliántiān to yawn continuously Origin Definitions Defs Strokes Stroke Words Sentences Sents 呵欠 hēqiàn yawn The reflex of opening the mouth wide and inhaling deeply when tired or sleepy; also written 哈欠 hāqian连天 連天 liántiān continuously incessantly or without stopping; often used in fixed expressions like 叫苦 jiàokǔ to emphasize a repetitive state