Do You Know About Marie Curie?

Marie Curie was one of the most accomplished scientists in history. Together with her husband, Pierre, she discovered radium, an element widely used for treating canceraccomplished=

Together with her husband, Pierre, she discovered radium, an element widely used for treating cancerelement is

Pierre and Marie's amicable collaboration later helped to unlock the secrets of the atom.amicable =

Marie was born in 1867 in Warsaw, Poland, where her father was a professor of physics. At the early age, she displayed a brilliant mind and a blithe personality.from this context we can assume that blithe is a ___________ quality

Her great exuberance for learning prompted her to continue with her studies after high school. 

She became disgruntled, however, when she learned that the university in Warsaw was closed to womenfrom this context we can assume that  disgruntled is a ___________ quality