I messed up and said 'konbanwa' even though its morning.
「朝なのに間違えてこんばんわって言ってしまった」
- I messed up and said 'konbanwa' even though its morning.
- Even though its morning, I made the mistake of saying 'good evening.'
外出しようと玄関を出て、ばったり隣人に出会った時に朝なのに間違えてこんばんわって言ってしまった
- When I walked out the door to go out, I bumped into my neighbor and I mistakenly said 'good evening' even though it was morning.
I said Good evening to my neighbour this morning by mistake.
I greeted my neighbour with a good evening instead of saying good morning when I saw her this morning.
この場合、次のような言い方ができますよ。
ーI said Good evening to my neighbour this morning by mistake.
「今朝、間違えて近所の人にこんばんはと言ってしまった」
by mistake「誤って」
ーI greeted my neighbour with a good evening instead of saying good morning when I saw her this morning.
「今朝近所の人に会った時、おはようございますと言う代わりに、こんばんはと挨拶してしまった」
to greet で「挨拶する」
ご参考まで！
アメリカ合衆国 
カナダ 
