Prelapsarian

From - Latin lapsus ("fall") + -arian.

Full definition of prelapsarian

Of, or relating to the period of innocence before the Fall of man; innocent, unspoiled.

2004, Janet Bertsch, Storytelling in the works of Bunyan, Grimmelshausen, Defoe, and Schnabel, page 4,Ideally, individual stories and God's plan share the same final goal, namely, returning to a prelapsarian state of perfect communication with God.
2009, Tom Service, The Guardian, 1 Jun 2010:Can you really turn a few keyboards outside London's landmarks into the equivalent of a pub honky-tonk for a good old knees-up; a 50s living room where the family would gather around the piano every evening, in some prelapsarian vision of the olden days ...?
2010, "The perils of constitution-worship", The Economist, 23 Sep 2010:Conservative think-tanks have the same dream of return to a prelapsarian innocence.