to forget past mistakes and start fresh
過去の失敗を忘れて新たに始める (kako no shippai o wasurete arata ni hajimeru)
"Let’s wipe the slate clean and begin again."
"過去の失敗を忘れて、もう一度始めましょう。" (kako no shippai o wasurete mou ichido hajimemashou)
to support or defend someone
to impress or surprise someone greatly
to suddenly become very nervous or afraid
to become extremely popular online
born into a wealthy or royal family
to deliberately ignore something wrong or unpleasant