Pre-Greek Substrate
(wikipedia.org)
The pre-Greek substrate (or substratum) consists of the unknown pre-Greek language or languages (either Pre-Indo-European or other Indo-European languages) spoken in prehistoric Greece prior to the emergence of the Proto-Greek language in the region c. 3200–2200 BC, during the Early Helladic period.
The pre-Greek substrate (or substratum) consists of the unknown pre-Greek language or languages (either Pre-Indo-European or other Indo-European languages) spoken in prehistoric Greece prior to the emergence of the Proto-Greek language in the region c. 3200–2200 BC, during the Early Helladic period.