話題|わだいwadai[0]heiban (flat)

1. nountopic; subject
   その話題わだいは話し合はなしあう価値かちがある。↗

   The topic is worth discussing.
2. no-adjectivemuch talked about; topical; in the news; hot

• SynonymトピックNeutralLoanword for the subject of a discussion or piece of writing, common in news segments and forums; unlike 「話題」, it doesn't suggest something is hot or talked about.
• Synonym主題しゅだいWrittenThe central idea of a work or argument, as in 「小説の主題」; deeper and more formal than 「話題」.
• Synonym題目だいもくNeutralThe title of a book or article, or a research subject; also the Nichiren chant. 「話題」 is simply what people talk about.
• Synonym題だいNeutralA work's title or an exam question; also a topic of talk, as in 「話の題」. Most often it means a title.
• SynonymテーマNeutralThe theme of a work, study, or event, as in 「研究テーマ」; 「話題」 is what gets talked about in chat or the news.
• Synonym話柄わへいWrittenWritten word for material of conversation, something to talk about; rare today. In daily speech use 「話題」 or 「話の種」.
• Related話頭わとうWrittenWritten prose for the thread of a conversation, as in 「話頭を転じる」; in everyday speech say 「話題を変える」.

Use 「話題」 for what people talk about or what's in the news. For the central theme of a work or research, pick 「テーマ」 or 「主題」; for titles, 「題」 or 「題目」. 「トピック」 suits news segments and forums; 「話頭」 and 「話柄」 are written, rare words.

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

1. 会話かいわなどの題材だいざい。
2. 時宜じぎをとらえ、多おおくの人ひとの関心かんしんとなっていること。
3. 談話だんわの相手あいてに提示ていじされる情報じょうほうのうち既知きちの部分ぶぶん。主題しゅだい、題目だいもく。