English dyad

← Ancient Greek δυάς (borrowed)

← Ancient Greek (mention)

← Ancient Greek δύο (mention)

← Proto-Indo-European *duwó (derived)

← Proto-Indo-European *duwéh₃ (mention)

← Proto-Indo-European *dwóh₁ (mention)

→ English pair (link)

→ English dyadic (affix)

→ English dyadism (suffix)

→ English dyadwise (suffix)