sine qua non

不可欠のもの,必要条件

sine qua non の類語

requirement, cornerstone, essential condition, terms, prerequisite, requisite, essential, crisis, the point, whereas, proviso, great point, name of the game, high point, important thing, main thing, real issue, main point, chief thing, landmark, material point, critical point, condition, turning point, milestone, essential matter, small print, given, heart, issue, fine print, keystone, bench mark, core, stipulation, meat, cardinal point, saving clause, grounds, fundamental, substance, necessity, substantive point, obligation, essence, clause, salient point, need, the bottom line, specification, climax, kernel, must, point, parameter, boundary condition, pivot, catch, kicker, ultimatum

sine qua non の言い換えを探すには

sine qua non（不可欠のもの）の類語・言い換え（パラフレーズ）を、日本語訳つきで関連度順に並べています。英作文の語彙を増やしたいとき、長文読解で本文と選択肢の言い換えを見抜きたいときに使えます。