軽けい気き球きゅうMeaningsNoun1. dirigible balloonKanji used軽lightweight気state of mind球spherePitch accentけいききゅうComposed of軽けいlight (e.g. aircraft, truck); light motor vehicle (up to 660cc and 64bhp); kei carPrefix気き球きゅうballoon (hot-air, weather, etc.); blimpNoun