2016-08-09 form=形 語源 conform / 共に形づくる→従う、順応させる cf. He refused to conform to the local customs. formulate / 形にする→組み立てる、公式化する cf. He has many good ideas, but he can't formulate them well. perform / 完全な形にする→実行する、演じる cf. The play has never been performed in this country.