気き道どうTop 35000MeaningsNoun1. respiratory tract; air ductKanji used気state of mind道roadwayPitch accentきどうUsed in vocabulary下か気き道どうlower respiratory tract; lower airwayNoun気き道どう感かん染せんrespiratory tract infection; RTINoun気き道どう閉へい塞そくairway obstruction; respiratory obstructionNoun