In 1918 the Radium Institute, whose staff Irene had joined, beganto operate in earnest, and became a centre for nuclear physics and chemistry.
Ella was a pious, earnest woman.
His expression is as earnest when he smiles as when he is arguing.
If you say it that way, it plays too earnest.
It is my earnest wish that you use this money to further your research.
I told them that it was my earnest intention to do well in my profession.
Despite earnest efforts, they are still struggling to win support.