Sanskrit स्वपिति

← Old English swefan (cognate)

← Old Church Slavonic съпати (cognate)

← Proto-Indo-Iranian *swápati (inherited)

← Proto-Indo-Aryan *swápati (inherited)

← Proto-Indo-European *swep- (root)

← Proto-Indo-European (inherited)

← Proto-Indo-European *swep- (mention)

← Latin sōpiō (cognate)

→ Ancient Greek εὕδω (cognate)