What does ごめんなさい mean?
ごめんなさい is a Japanese adjective meaning “I beg your pardon, excuse me, I'm sorry” in English. It is written as ごめんなさい in hiragana, and gomennasai in romaji. This word is part of JLPT N5 vocabulary.
Example sentence
帰るのが遅くなって本当にごめんなさい。
I'm very sorry that I came home so late.