Jennifer

“I've never stunned anyone except in our D.A. lessons," said Luna, sounding mildly interested. "That was noisier than I thought it would be.”
― J.K. Rowling, Harry Potter and the Deathly Hallows

“I enjoyed the meetings, too. It was like having friends.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince

“Hello, Harry!” she said.
“Er — my name’s Barny,” said Harry, flummoxed.
“Oh, have you changed that too?” she asked brightly.
“How did you know — ?”
“Oh, just your expression,” she said.
Like her father, Luna was wearing bright yellow robes, which she had accessorized with a large sunflower in her hair. Once you got over the brightness of it all, the general effect was quite pleasant. At least there were no radishes dangling from her ears.”
― J.K. Rowling, Harry Potter and the Deathly Hallows

“Bidding the wizard farewell, he turned to his daughter, who held up her finger
and said, “Daddy, look — one of the gnomes actually bit me!”
“How wonderful! Gnome saliva is enormously beneficial!” said Mr. Lovegood, seizing Luna’s outstretched finger and examining the bleeding puncture marks. “Luna, my love, if you should feel any burgeoning talent today — perhaps an unexpected urge to sing opera or to declaim in Mermish — do not repress it! You may have been gifted by the Gernumblies!”
Ron, passing them in the opposite direction, let out a loud snort.”
― J.K. Rowling, Harry Potter and the Deathly Hallows