積極的|せっきょくてきsekkyokuteki

1. na-adjectivepositive; assertive; active; proactive; aggressive
   彼女かのじょは婦人ふじん解放かいほう運動うんどうで積極的せっきょくてきに活躍かつやくした。↗

   She took an active part in the women's lib movement.

• SynonymアクティブNeutralLoanword for active and energetic, often describing a person's character or lifestyle; 「積極的」 is more about one's attitude to getting things done.
• SynonymポジティブNeutralMeans thinking optimistically and looking on the bright side, as in 「ポジティブ思考」; 「積極的」 is about taking action and is not necessarily optimistic.
• Synonym能動的のうどうてきWrittenA written, academic-leaning term for initiating action oneself, the opposite of 「受動的」; in everyday speech 「積極的」 or 「主体的」 is more natural.
• Synonym肯定的こうていてきNeutralMeans approving or accepting, as in 「肯定的な意見」, the opposite of 「否定的」; it carries no sense of proactive action.
• Related盛んさかんNeutralDescribes things in full swing or flourishing, as in 「議論が盛んだ」 or 「盛んに拍手する」; it applies to active things, not a person's attitude.
• Related元気げんきNeutralMeans full of spirit and in good health, as in 「元気な子ども」; it is about energy, not about a proactive attitude to doing things.
• Related楽観的らっかんてきNeutralMeans believing things will go smoothly and not worrying, the opposite of 「悲観的」; it is about one's outlook, not one's attitude to action.
• Related建設的けんせつてきNeutralMeans helping things move forward or improve, mostly of opinions and discussions as in 「建設的な提案」, though it can also rate people; 「積極的」 is about initiative.
• RelatedエネルギッシュNeutralLoanword for full of energy and vitality, used mostly of people; 「積極的」 is about the proactive attitude rather than vitality itself.
• Related陽気ようきNeutralDescribes a cheerful, lively character, as in 「陽気な人」; it also means weather and does not imply taking action oneself.
• Related快活かいかつWrittenA written word for a bright, frank and spirited temperament; it is about personality, not about whether one acts proactively.
• Related朗らかほがらかNeutralDescribes a bright, untroubled state of mind, as in 「朗らかな笑顔」; it is about temperament, not about acting proactively.
• Related活発かっぱつNeutralMeans lively and animated, of people or of things like discussions and trading, as in 「活発な議論」; the emphasis is on liveliness, not attitude.
• Related活動的かつどうてきNeutralDescribes someone who moves around a lot and enjoys taking part in activities — physical busyness rather than the proactive attitude of 「積極的」.
• Related精力的せいりょくてきNeutralDescribes throwing yourself into work without tiring, as in 「精力的に活動する」; it stresses drive and stamina, while 「積極的」 stresses initiative.
• Related行動的こうどうてきNeutralDescribes someone quick to act who does things straight away, as in 「行動的な人」; it stresses capacity for action, while 「積極的」 also covers attitudes and policy.
• Antonym消極的しょうきょくてきNeutralThe direct antonym: not proactive but timid and passive, as in 「消極的な態度」.
• Antonym受動的じゅどうてきWrittenA written word for passively receiving things and waiting for others to act; it contrasts with the initiative of 「積極的」 and 「能動的」.

Use 「積極的」 for the attitude of doing things on your own initiative. For lively, bustling activity pick 「活発」 or 「盛ん」; for an optimistic outlook 「ポジティブ」 or 「楽観的」; for a cheerful nature 「陽気」 or 「朗らか」. 「活動的」「行動的」「精力的」 stress action and energy rather than initiative, and 「消極的」 is the direct opposite.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 物事ものごとを自みずから進すすんで行おこなう様子ようす。活発かっぱつに推進すいしんしていく様さま。
2. 物事ものごとが存在そんざいする様さま。
3. 論拠ろんきょが直接的ちょくせつてきで強固きょうこな様よう。
4. 肯定的こうていてきな態度たいどである様さま。
5. 正せいの数かずに関連かんれんする様さま。付加ふか的てき。