small copy = miniature
Another word which means a small copy is replica. Replica refers to the exact copy or reproduction of something original but on a smaller scale.
copy is another word for replicated.
model
Copy.
Another word for copy that starts with an "R" could be reproduce. Hope that helps.
plagiarize
Duplicate, reproduce, mimic.
replica or duplicate
The word you may need is 'imitation'
facsimile, duplicate
An Exact copy