Talk:Boop/@comment-209.43.103.130-20141205224130/@comment-4010415-20141208062949

It sounds like "bite my tongue," to me. To bite your tongue is to stay silent about something you really want to speak up about. In this case, Nora really wants to tell Ren how she feels but is afraid that he doesn't feel the same way, so she stays silent about it.