The highest honor in the Catholic church is to be canonized (made a saint). However saint is a postmortem title (it is only awarded after death). To call her a living saint was to say she was worthy of canonization even though she wasn't dead yet.
That would be difficult since Mother Teresa has been dead since 1997.
Mother Teresa has been beatified by the Catholic Church but has not yet (2015) been canonized,
Dranafile Bojaxhiu was the name of Mother Teresa's mother.
Mother Teresa has been beatified but not yet declared a saint.
Mother Teresa's full name:Agnes Gonxha BojaxhiuAgnes Gonxha Bojaxhiu
Mother Teresa has not yet been canonized as a saint and has only been beatified.
Mother Teresa's patron saint was St. Therese of Lisieux.
Mother Teresa's patron saint was St. Therese of Lisieux.
All saints were noble in one way or the other. However, I think you are referring to Mother Teresa the Nobel Saint. She was awarded the Nobel Peace Prize in 1979 for her work among the poor and dying of India and many other places in the world.By the way, Mother Teresa is not yet a saint but we expect she will be canonized in the next few years. Right now she is called Blessed Teresa.
Mother Teresa
It is traditional for religious to take a new name when they join a religious order. In the Sisters of Loreto, when a woman makes her final vows, she take the title of Mother. Mother Teresa took the name Teresa in honor of St. Therese of Lisieux, a patron saint of missionaries.
It depends on which Teresa being mentioned (example: Saint Teresa, Mother Teresa, etc.)