to be extremely frightened
非常に怖がっている (hijō ni kowagatte iru)
"I was scared stiff when I heard strange noises at night."
"夜中に変な音を聞いたとき、私はすごく怖がって動けませんでした。" (yonaka ni hen na oto o kiita toki, watashi wa sugoku kowagatte ugokemasen deshita)
to praise oneself; to boast about one's achievements
to find out the real cause or truth behind something
a sudden moment of realization or inspiration
to show agreement by nodding
to admit your mistake and apologize
to take responsibility for a failure, often at great persona...