Latin inferus

← English under (cognate)

← Proto-Indo-European *h₁en- (root)

← Proto-Indo-European (inherited)

← Proto-Indo-European *h₁n̥dʰér (mention)

← Proto-Italic *enðeros (inherited)

← Latin in (mention)

← Sanskrit अधर (cognate)

→ English infernal (mention)

→ English inferiae (derived)

→ English infero- (mention)

→ Italian fra (mention)

→ Sanskrit नरक (cognate)

→ Sanskrit अधस् (cognate)