Meaning 's "ふーか"

[Myriamn]

Hi, I’m reading Yotsuba 1.

How can I translate “ふーか”?

I had “ふーかへただな” and “ふーかも”.

Thank you

[hx9]

よつばの隣、次女、悪い人

風香はふーかだ！

[Myriamn]

Thank you!