https://www.spellingcity.com/prefixes.html
is a page indicating that learners progress from common prefixes (e.g. un-; re-) and progress to intermediate and advanced ones , " including Latin and Greek roots."
This is the kind of prefix you give as an example Estelle.
To understand the meaning of these prefixes without knowledge of Greek or Latin you need to be told, quite simply. You can know the meaning of pre- and post- etc. without actively knowing the original Latin or Greek