"
as it's ending, like we never had a chance.
Do you
Basically speaking here, It's saying that is that every bit of silence makes it feels like It's all ending for her and the man she was with. She's making it seem as though he never really even cared about her, and her point is proven throughout the song. In a way, she's warning you not to do what she did and fall for the wrong guy. Never, keep silent speak up and maybe it won't end in failure.