素敵 すてき
suteki

na-Adjective

1. lovely; wonderful; charming; enchanting; nice; great; splendid; marvellous (marvelous); fantastic; superb

あなた たち本当 ほんと素敵 すてきなお きゃくだ。
anatatachiwa hontōni sutekina okyaku. da
You're such a lovely audience.
Other forms: