Despite facing many obstacles, she tackled each task with undiminished enthusiasm.
Even after a long day at work, he still had undiminished energy to play with his children.
Her undiminished passion for music drove her to practice for hours every day.
Despite facing setbacks, his undiminished determination to succeed kept him going.
Even in the face of adversity, she held onto her undiminished faith in a better future.