決けっしてalso: けしてけっしてCommon word›JLPTN4›Freq.FrequencyTop 5,000じ字FuriganaAudioMeanings1adverbnever; not at all; by no meansAlways used with a negative predicate to form a strong denial or prohibition. Equivalent to 'never' or 'not in the slightest'.彼かれは決けっして嘘うそをつかない。Break this sentence down in the analyzerHe never tells a lie.この問もん題だいは決けっして簡かん単たんではない。Break this sentence down in the analyzerThis problem is by no means easy.See all 100 example sentences ›Usage patterns決けっして〈動どう詞し〉ないnever do (something); by no means do彼かれは決けっして嘘うそをつかない。Break this sentence down in the analyzerHe never tells lies.決けっして〈動どう詞し〉てはいけないmust never do (something)この薬くすりは決けっして子こ供どもに飲のませてはいけない。Break this sentence down in the analyzerYou must never give this medicine to children.決けっしてあきらめないnever give up最さい後ごまで決けっしてあきらめないでください。Break this sentence down in the analyzerPlease never give up until the very end.Expressions眦まなじりを決けっしてwith one's eyes flashing; with a fierce glare