From Proto-Slavic *drebъxa.
дре́ха • (dréha) f
- garment (an item of clothing)
- (in the plural) clothing; clothes
- “дреха”, in Речник на българския език [Dictionary of the Bulgarian Language] (in Bulgarian), Sofia: Bulgarian Academy of Sciences, 2014
- “дреха”, in Речник на българския език [Dictionary of the Bulgarian Language] (in Bulgarian), Chitanka, 2010