English dexter

← Old Church Slavonic деснъ (cognate)

← Ancient Greek δεξιός (mention)

← Proto-Indo-European *deḱs- (root)

← Proto-Indo-European *deḱs(i)-tero- (derived)

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

← Latin dexter (borrowed)

→ English right (link)

→ English dexterwise (suffix)