From Wiktionary, the free dictionary
отре́д • (otréd) m
- (military) detachment, squadron, troop
- “отред”, in Речник на българския език [Dictionary of the Bulgarian Language] (in Bulgarian), Sofia: Bulgarian Academy of Sciences, 2014
- “отред”, in Речник на българския език [Dictionary of the Bulgarian Language] (in Bulgarian), Chitanka, 2010