1) てきめん #48,260 Inflections of てきめん Class Na-adjective Stem Inflected ending ✕ Link copied! てきめん [0] Meaning Shirabe Na-adjective Noun Usually kana immediate (effect, result, etc.); instant; instantaneous; prompt その薬くすりはてきめんに効きく。 The drug acts like magic. Forms 覿面#48,260覿面てきめんてき面#119,417てき面めんてきめんてきめん