Sentence:  There is only one way to understand syphilis, and that is to give it impartial, discriminating discussion as an issue which concerns the general health. To color it up and hang it in a gallery of horrors, or to <WSD>befog</WSD> it with verbal turnings and twistings, are equally serious mistakes. 
Meaning of the word marked with <WSD> tags:  To obscure, make less clear (a subject, issue, etc.).