The combination of Remus' playful bite and his calling her by her full name was too much for Tonks, even a hungry, tired, fat, and subdued by a shoulder massage Tonks.
"I am going to play 'Get Back' and you," she turned, wriggling in his lap for a better angle to poke him, and then did so, "are going to take," poke, "what you said about Ringo back."
A few months ago and she would've pressed herself flush against him, breasts first, but it was her belly, now, and she had to lean forward to kiss him, snagging his lip between her teeth.