Old High German rato

← German Ratte (cognate)

← Proto-Germanic *rattaz (derived)

→ Old English rætt (cognate)

→ Old English rætt (mention)

→ German Ratte (mention)

→ Middle Dutch ratte (cognate)

→ Old French rat (derived)

→ Hunsrik Ratt (inherited)

→ Luxembourgish Rat (inherited)

→ Pennsylvania German Ratt (inherited)