Masculine form of አርባዕ (ʾärbaʿ). Ultimately from Proto-Semitic *ʾarbaʿ-. Cognates include Arabic أَرْبَعَة (ʔarbaʕa).
አርባዕቱ • (ʾärbaʿtu) m (accusative አርባዕተ (ʾärbaʿtä); feminine አርባዕ (ʾärbaʿ))