She’s beautiful, and furthermore, she's smart, but she has a terrible personality.
Someone keeps saying furthermore and also over and over again. Just when you think they've stopped, they turn around and say "and yet," before going back to repeating furthermore and besides again and again. It's driving you crazy.
The readings for this word are both kun'yomi readings. You've learned both of these readings by now so you should be able to read this on your own.