Manx mooir

← Proto-Celtic *mori (inherited)

← Welsh môr (cognate)

← German Meer (cognate)

← English mere (cognate)

← Irish muir (mention)

← Proto-Indo-European *móri (inherited)

← Latin mare (cognate)

← Dutch meer (cognate)

← Old Irish muir (inherited)

→ Manx mooirinshyn (compound)

→ Manx fo-vooir (prefix)