西せい洋よう南瓜かぼちゃMeaningsNoun1. buttercup squash (Cucurbita maxima)Other readings西せい洋ようカボチャKanji used西west洋ocean南south瓜melonPitch accentせいようかぼちゃComposed of西せい洋ようthe West; the Occident; Western countriesNoun南瓜かぼちゃpumpkin (Cucurbita sp.); squashNoun