Translation

圧倒された / 参っている / いっぱいいっぱい

Meaning

Having too much of something—a task, an emotion, or a stimulus—to be able to handle it effectively. It describes the feeling of being buried or unable to cope.

Examples

• He was overwhelmed by the sheer volume of work he had to complete.
  彼は終わらせなければならない仕事の膨大な量に圧倒された。
• She felt overwhelmed by grief after hearing the sad news.
  彼女は悲しい知らせを聞いて、悲しみに打ちひしがれた。