感かん動どう詞しかんどうしMeanings1nouninterjectiongrammarGrammatical term for words that express emotion, response, or call, such as ああ, はい, おい. Used in linguistics and language education.「わあ」や「えっ」は感かん動どう詞しに分ぶん類るいされる。"Wow" and "huh" are classified as interjections.