le/la plus charmant(e)
You're the loveliest bitch in the world.
Tu es la plus adorable des salopes au monde.
— Loveless (2017)
And to Christa-Maria Sieland, the loveliest pearl of the GDR.
Et à Christa-Maria Sieland, la plus belle perle de la RDA.
— The Lives of Others (2006)
I had the loveliest dream last night.
J'ai fait un rêve merveilleux la nuit dernière.
— The Lord of the Rings: The Two Towers (2002)