Encouraged revolutionary with clean return about credit centre (7,2)

'encouraged revolutionary' is the definition.
The definition and answer can be both to do with communicating as well as being past participle verbs.
Maybe you can see an association between them that I can't see?

'clean return about credit centre' is the wordplay.
'clean return' becomes 'cheerup' (I can't justify this - if you can you should give a lot more credence to this answer).
'about' means one lot of letters goes inside another.
'centre' means to look at the middle letters.
The central letters of 'credit' are 'ed'.
'cheerup' placed around 'ed' is 'CHEERED UP'.

'with' acts as a link.

Can you help me to learn more?