My friend, most 'unusually', decided not to go with me.
She saw an 'unusual' [='rare'] flower while hiking.
It's not 'unusual' for him to stay late at work.
(..) Even amongst Goblins, you are famous Harry Potter. - You buried the elf? - Yes. And brought me here. You are... Pretty unusual, is it? How did you come by the sword? It's complicated. Why did Bellatrix Lestrange think it should be in her vault at Gringotts? It's complicated. in moment of need. (..)2011 Harry Potter and the Deathly Hallows: Part 2