What does 婚約 mean?
婚約 is a Japanese noun meaning “engagement, betrothal” in English. It is written as 婚約 in kanji, こんやく in hiragana, and kon'yaku in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
とうとう私の姉は婚約した。
Finally, my sister got engaged.