Icelandic núll

← Danish nul (borrowed)

← French nul (derived)

← Middle French nul (derived)

← Old French nul (derived)

← Proto-Indo-European *óynos (derived)

← Proto-Indo-European *éy (mention)

← Proto-Indo-European *-nós (mention)

← Italian nullo (derived)

← Proto-Italic (derived)

← Proto-Italic *oinos (derived)

← Latin nūllus (derived)

→ Icelandic núllstilla (affix)