無作為化比較試験 むさくいかひかくしけん Meanings Noun randomized controlled trial Kanji 無 without. Read as ム. 作 make. Read as サク. 為 sake 化 transform 比 compare 較 compare. Read as カク. 試 test 験 trial. Read as ケン. Word lists Statistics Jinuma: Japanese Dictionary · Word lists