Attire, Dress, Garb
noun
This looks like it's an adjective, but it's just a tricky word. It's a noun, and it means the same thing as the kanji, making it attire.
よそおい
"Yo, so, oh, you gonna wear that attire today or what?"
もうすっかり春の装いだね。
You’re already in a spring dress.