Nantoka/蜉蝣fú yóu蜉蝣 (fú yóu) is a Chinese word meaning “mayfly”.Meanings1mayflyCharacters in 蜉蝣蜉fú · used in 蚍蜉[pi2 fu2]蝣yóu · used in 蜉蝣[fu2 you2]Related words蚍蜉a type of large ant蚍蜉撼大树lit. an ant trying to shake a big tree (idiom)蚍蜉撼树lit. an ant trying to shake a tree (idiom)蜉used in 蚍蜉[pi2 fu2]撼树蚍蜉see 蚍蜉撼樹|蚍蜉撼树[pi2 fu2 han4 shu4]蝣used in 蜉蝣[fu2 you2]Study Chinese with flashcards →