Bactrian αγαλγο

← Proto-Indo-Iranian *gʰádʰati (derived)

← Proto-Indo-European (derived)

← Proto-Indo-European *gʷʰedʰ- (suffix)

← Proto-Indo-European *ti (suffix)

← Proto-Iranian *āgádakah (inherited)

← Proto-Iranian *āgádati (affix)

← Proto-Iranian *-akah (affix)

← Proto-Iranian *ā- (affix)

← Proto-Iranian *gádati (affix)

← Sogdian 𐼀𐼀𐼄𐼌𐼀𐼋 (cognate)

← Parthian 𐫀𐫃𐫀𐫅𐫃 (cognate)

→ Tocharian B akālk (borrowed)

→ Tocharian A akāl (borrowed)