Benadette \b(e)-na-dette, benad(et)-te\ as a girl's name is a variant of Bernadette (French, Old German), and the meaning of Benadette is "strong, brave bear".
The baby name Benadette sounds like Benedetta and Bendite. Other similar baby names are Beradette, Bernadotte, Bernadetta, Bernadett and Brendette.