efficacious

効きめのある,効果的な

efficacious の類語

telling, effective, efficient, effectual, charming, magnetic, influential, active, important, able, strong, winning, enchanting, powerful, practical, impressive, capable, functional, productive, substantial, competent, prestigious, potent, up to, charismatic, persuasive, reputable, authoritative, momentous, consequential, suasive, considerable, operational, personable, adequate, operative, equal to, power, go, live, happy, successful, operation, useful, proficient, rough-and-ready, hard-hitting, efficiency, weighty, beneficial, estimable, forceful, virtuous, trenchant, puissant, infallible, serviceable, expeditious, impelling

efficacious の反意語

inefficacious, ineffective, inefficient, powerless, unimportant, dissuasive

関連語

efficacy, efficaciousness

efficacious の言い換えを探すには

efficacious（効きめのある）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。