From Wiktionary, the free dictionary
From очи́ (očí) + -ат (-at), the dual of Bulgarian око́ (okó, “eye”).
оча́т • (očát) (abstract noun оча́тост)
- with big eyes
Declension of оча́т (no comparative)
- “очат”, in Речник на българския език [Dictionary of the Bulgarian Language] (in Bulgarian), Chitanka, 2010