虫むし偏へんむしへんMeanings1nounkanji 'insect' radical at leftRefers specifically to the 虫 radical when it appears on the left side of a kanji, as in 蚊 or 蝶.「蚊か」の左ひだり側がわは虫むし偏へんです。The left side of 'mosquito' is the insect radical.