意図的|いとてきitoteki

1. na-adjectiveintentional; on purpose
   彼かれは意図的いとてきに窓まどを割わった。↗

   He broke the window intentionally.

• Synonym作為的さくいてきWrittenWritten register. Suggests something done deliberately with a contrived, artificial feel, as in 「作為的な演出」; 「意図的」 simply stresses having a clear purpose.
• RelatedわざとCasualColloquial adverb for doing something deliberately, as in 「わざと負ける」; 「意図的」 is a written-style adjectival noun.
• RelatedわざわざNeutralAdverb for doing something expressly or taking the trouble, as in 「わざわざ来てくれた」; 「意図的」 centers on having a purpose.
• RelatedことさらWrittenWritten adverb meaning deliberately or especially, as in 「殊更に強調する」; 「意図的」 stresses having a clear purpose.
• Antonym偶然ぐうぜんNeutralMeans by chance or by coincidence; the opposite of 「意図的」 on the deliberate-versus-chance axis.
• Antonym無意図的WrittenWritten term for something not intentional; the direct opposite of 「意図的」 on the intentional–unintentional axis.
• Antonym自然発生的WrittenWritten term for what arises naturally on its own; the opposite of 「意図的」 on the spontaneous-versus-deliberate axis.

Use 「意図的」 for deliberate acts with a clear purpose, as in 「意図的な誤報」 or 「意図的に隠す」. For something contrived or artificial pick 「作為的」; in speech say 「わざと」; for going out of one's way use 「わざわざ」. The opposite is 「偶然」.

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

1. はっきりした目的もくてきがあるさま。偶発ぐうはつ的てきなものでないさま。