百ひゃく日にち咳ぜきMeaningsNoun1. whooping cough; pertussisOther spellings百ひゃく日にちぜき0%Other readings百ひゃく日にち咳せき百ひゃく日にちせきKanji used百hundred日sun咳coughPitch accentひゃくにちぜき