Original sentence: Macedonian, a south Slavic language most closely related to the Bulgarian language, is the most widely spoken, while other languages – including Albanian, Turkish, Serbian, Aromanian, Greek, Romany and Megleno-Romanian – are spoken roughly in proportion with their associated ethnic groups
Edited sentence: Macedonian, a south Slavic language, is the most widely spoken, while other languages – including Albanian, Turkish, Serbian, Aromanian, Greek, Romany and Megleno-Romanian – are spoken roughly in proportion with their associated ethnic groups