アクティブakutibu

1. na-adjectiveactive

• Synonym能動的のうどうてきWrittenWritten/formal prose word for acting on one's own initiative, the opposite of passive, as in 「能動的な学習」. 「アクティブ」 is more colloquial.
• Synonym積極的せっきょくてきNeutralDescribes being proactive and assertive, as in 「積極的に参加」. Close to 「アクティブ」, which as a loanword feels lighter.
• Synonym活動的かつどうてきNeutralDescribes being on the move and staying busy, as in 「活動的な人」. 「アクティブ」 is a loanword that leans toward being proactive and eager to try new things.
• Synonym行動的こうどうてきNeutralDescribes someone quick to act and get things done, as in 「行動的な性格」. Close in meaning to 「アクティブ」, which is more colloquial.
• Related活発かっぱつNeutralLively and full of energy, as in 「活発な議論」. 「アクティブ」 leans more toward taking proactive action.
• Related盛んさかんNeutralCovers thriving, flourishing, or enthusiastic, as in 「盛んな拍手」. 「アクティブ」 leans toward personal initiative.
• Related元気げんきCasualColloquial word for being spirited and in good health, as in 「元気な子」. 「アクティブ」 leans toward proactive action.
• Related気鋭きえいWrittenWritten/formal prose word for keen, high spirits, as in 「新進気鋭」. 「アクティブ」 leans toward proactive action.
• RelatedエネルギッシュNeutralA loanword, from German, for being full of energy. 「アクティブ」 leans toward proactive action.
• Related陽気ようきNeutralDescribes a cheerful, merry disposition, as in 「陽気な人」. 「アクティブ」 leans toward proactive action.
• Related快活かいかつNeutralDescribes a bright, cheerful, frank personality. 「アクティブ」 leans toward proactive action.
• Related賑やかにぎやかNeutralDescribes bustling, lively places or scenes, as in 「賑やかな街」. 「アクティブ」 leans toward personal initiative.
• Related朗らかほがらかNeutralDescribes a bright, sunny mood, as in 「朗らかな笑顔」. 「アクティブ」 leans toward proactive action.
• RelatedぴちぴちCasualColloquial mimetic word for youthful energy, or fish thrashing about. 「アクティブ」 leans toward proactive action.
• Related精力的せいりょくてきNeutralDescribes tackling things energetically without tiring, as in 「精力的に働く」. 「アクティブ」 leans toward proactive trying.
• Related賑々しいにぎにぎしいWrittenWritten/formal prose word for very lively and bustling. 「アクティブ」 leans toward personal initiative.
• AntonymパッシブNeutralA loanword meaning passive and unassertive; the direct opposite of 「アクティブ」 on the active-passive axis.
• Antonym不活発ふかっぱつNeutralMeans inactive or sluggish, as in 「不活発な市場」; the opposite of 「アクティブ」.

Use 「アクティブ」 for someone proactive and eager to try things, as in 「アクティブな人」 or 「アクティブシニア」. For being on the move pick 「活動的」, for initiative 「積極的」 or 「能動的」, for liveliness 「活発」; the opposite is 「パッシブ」.

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

1. 活動的かつどうてき、積極的せっきょくてき、行動的こうどうてき。