"to find a moment shrouded in a naked silence"
Is it okay to write 'a' naked silence in place of naked silence?
"to find a moment shrouded in a naked silence"
Is it okay to write 'a' naked silence in place of naked silence?
Maybe.
We need more context to give you a better answer.
For example, you could say "there was nothing left but naked silence". You could also say "All I heard was a naked silence."
So, either could be best depending on context.