We don't have synonyms for areopagitica yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are areopagitic.
(N) :
Areopagitica; A speech of Mr. John Milton for the Liberty of Unlicenc'd Printing, to the Parlament of England is a 1644 prose polemic by the English poet, scholar, and polemical author John Milton opposing licensing.
(N) :
Areopagitica; A speech of Mr. John Milton for the Liberty of Unlicenc'd Printing, to the Parlament of England is a 1644 prose polemic by the English poet, scholar, and polemical author John Milton opposing licensing.