thumb|200px|Redrawing of the epitaph of Mostich, with the first ever reference to the title "Tsar" highlighted. thumb|200px|The tomb stone of Mostich
thumb|200px|Redrawing of the epitaph of Mostich, with the first ever reference to the title "Tsar" highlighted. thumb|200px|The tomb stone of Mostich
Mostich (, Old Bulgarian: МОСТИЧЬ) was a high-ranking official in the 10th-century First Bulgarian Empire, during the rule of Simeon I and Peter I. He bore the title of Ichirgu-boil and was most likely the commander of the state capital Preslav's garrison.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).