Using double-talk does not ease the conversation.

which reference would provide a word that means about the same as double-talk?

When we refer to someone who uses „double-talk” we say that he can cheat, lie to people or is hard to understand because it has two probable meanings with one of them trying to hide the truth. In other words, this is an intentional confusing talk. Synonyms that can be used to replace this word are doublespeak, babble.  

two factors or characteristics of a chapter that might make it difficult to read would be words i don't understand, or if i don't fully understand what's going on in the chapter. strategies i can use to get through the difficult material would be a dictionary, and re-reading previous chapters to get a better grasp of what the author is trying to say.