決定力 けっていりょく Meanings Noun decision-making ability; decisiveness Kanji 決 decide. Read as ケツ. 定 fix. Read as テイ. 力 power. Read as リョク. Words containing 決定力 決定力不足 (けっていりょくぶそく) lack of finishing power (e.g. in sports) Jinuma: Japanese Dictionary · Word lists