Re-L hated being formally addressed and such back home, especially being addressed as 'the regent's granddaughter' and her autoreiv's nasty habit of calling her the Princess so.. it might take a slip of the tongue or a little work to get it out of her. Though her persnickety tastes might give it away a little more quickly orz

She'll probably try to give Allura speeches about not having to be nice all the time like she does to Vincent