Vocabulary consisting only from characters you are able to read
回転
かいてん
rotation (usu. around something)/revolution/turning/(P)leda1, suru
活け花
いけばな
flower arrangementmix
画
かく
(n,n-suf) picture, drawing, painting, sketch; stroke (of a kanji, etc.); picture, drawing, painting, sketchcounter
数式
すうしき
numerical formulamix