幾き何か級きゅう数すうMeaningsNoun1. geometric seriesKanji used幾how many何what級class数numberPitch accentきかきゅうすうきかきゅうすうComposed of幾き何かgeometryNoun級きゅう(school) grade; year; class; grade; rank; level; kyu (junior rank in martial arts, go, shogi, etc.)Noun数すうseveral; a few; a number of; number; quantity; amount; counting; calculation; figures; numbers; …Prefix