English neigh

← Old English hnǣġan (inherited)

← Middle English neighen (inherited)

← Proto-Germanic *hnajjōną (inherited)

← Middle Low German neigen (cognate)

← Icelandic hneggja (cognate)

← Dutch neien (cognate)

← Swedish gnägga (cognate)

→ English nicker (link)

→ English nag (cognate)

→ English horse (link)

→ English neigher (suffix)

→ Swedish gnägga (cognate)