Suggestions for ways to make it so Revenge of the Sith appears to occur over a matter of months rather then days?
In general a good idea!
A very simple solution: Text overlays
Rename the Titel in “The 100 Days of Revenge of the Sith” or something like this and start with
“DAY 1” with the battle of coruscant
“DAY 10” Nightmares
…
Padme deliberately hides her belly with loose-fitting clothes so as not to reveal her pregnancy.
The time spans in Star Wars movies are not defined. You also don’t fly to another planet within 20 minutes. Nevertheless, little time passes in Revenge of the Sith. It is said to be about 9 days.