English noxious

← English nocent (mention)

← Proto-Indo-European *neḱ- (root)

← Latin noxius (derived)

← Latin noxa (mention)

← Latin nocere (mention)

→ English noxiously (suffix)

→ English nonnoxious (prefix)

→ English noxiousness (suffix)

→ English unnoxious (prefix)

→ English noxacusis (link)