Sentence:  I realized , now , that she had been showing me , in what impressed me as being a <WSD>very</WSD> accurate way , something her mother had once said to her ; it was as if she was showing me one of the reasons why she hated that woman inside her . 
Meaning of the word marked with <WSD> tags:  used as intensifiers; `real' is sometimes used informally for `really'; `rattling' is informal