開かい口こう期きMeaningsNoun1. dilatation stage (of labour)Kanji used開open口mouth期period (of time)Composed of開かい口こうopening; aperture (e.g. camera); opening one's mouth; beginning to speak; open; broadNoun期きperiod; time; opportunity; chance; occasion; age; term (e.g. in office); session (e.g. of parliament); stage (e.g. of a disease); season (e.g. of a TV series)Noun