"Salmon, you’re the most beautiful woman I’ve ever met." "Fugu, that’s such a lie."
Things that are beautiful and lovely are very beautiful, pretty, and often clean, too. You can call someone 綺麗. You can also mention how clean something is with 綺麗. Gives you some insight as to what "beauty" is in Japan, I suppose. Take your baths, folks.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.