To obfuscate something means to deliberately make it seem confusing and difficult to understand.
例句
They are obfuscating the issue, as only insurance companies can...他们在此问题上混淆视听，这事只有保险公司才做得出来。Macdonald accepted that such information could be used to manipulate, to obfuscate, and to mislead.麦克唐纳相信这样的信息可以用来操纵舆论，蒙蔽误导。