earnest

"The earnest of the student's commitment was evident in the many hours she dedicated to studying. "

"The student's earnest in completing her homework impressed her teacher. "

"The students decided to earnest their studies after realizing the final exam was approaching quickly. "

"The student made an earnest effort to understand the difficult math problem. "

"earnest prayers"

"earnest attention."

"an earnest disposition"

"earnest efforts"

"The student gave an earnest presentation, showing how much she cared about the topic. "

"The buyer paid $1,000 as earnest money to show the seller they were serious about buying the house. "

"He earnestly pursued his goal of graduating with honors, spending countless hours studying. "

"He earns seven million dollars a year as CEO.  My bank account is only earning one percent interest."

"Now that you are earning, you can start paying me rent."

"The teacher was earnest in collecting the overdue library fees from each student. "

"My CD earns me six percent!"

"to earn a spot in the top 20"

"The old milk, left out on the counter all day, began to earnest in the warm sun. "

"The student earnestly yearned for a good grade on the upcoming test. "

"Though she tried to hide her sadness, the little girl began to earnest over her lost balloon, her quiet sobs betraying her grief. "