This is a concise but good explanation about hedging

2. Hedging is something we do related to
being vague and/or cautious because:
 we want to be true/loyal to facts, or
 we want to distant ourselves from facts &
opinions.

8. -Generally, largely, primarily, for the most
part, predominately, mainly, usually, or to
a great extent.
- Hedging with would, with the passive
voice and with noun phrases,