Dutch wanneer

← German wannehe (cognate)

← Middle Dutch wanneer (inherited)

← Middle Dutch [[wan]] [[eer]] (mention)

← Middle Dutch wan (cognate)

← Proto-Germanic *hwan (cognate)

← Proto-Indo-European *kʷ- (root)

← Luxembourgish wéini (cognate)

← Low German wannehr (cognate)

← Dutch eer (mention)

← Old Dutch [[*wan]] [[ēr]] (inherited)

← Old Dutch *wan (cognate)

→ English when (cognate)

→ Afrikaans wanneer (inherited)

→ Danish hvornår (cognate)

→ West Frisian wannear (cognate)

→ Luxembourgish wéini (cognate)

→ Low German wann (cognate)

→ Low German wannehr (cognate)

→ Dutch wijl (link)

→ Old Saxon hwaner (cognate)