おそれおおくも
graciously; respectfully
Also written 畏れ多くも、おそれ多くも
Expression
そのオペラにはおそれ多おおくも皇太子殿下こうたいしでんかご夫妻ふさいが足あしを運はこばれた。
The opera was graced with the august presence of the Crown Prince and Princess.