Old High German sweren

← Old English swerian (cognate)

← Proto-Germanic *swarjaną (inherited)

← Proto-West Germanic *swarjan (inherited)

← Gothic 𐍃𐍅𐌰𐍂𐌰𐌽 (cognate)

← Proto-Indo-European *swer- (root)

← Proto-Indo-European *swer- (derived)

← Old Norse sverja (cognate)

← Old Saxon swerian (cognate)

→ German schwören (mention)

→ Middle High German swern (mention)

→ Alemannic German schwere (inherited)

→ Luxembourgish schwieren (inherited)

→ Old Norse sverja (cognate)