Suzannah \s(u)-zannah, suz(an)-nah\ as a girl's name is a variant of Susan (Hebrew) and Suzanne (French), and the meaning of Suzannah is "lily".
The baby name Suzannah sounds like Suzanna and Susannah. Other similar baby names are Savannah, Sosannah, Suzana, Susannagh, Susanna, Sueanna and Sannah.