tireless

"The indefatigable student studied all night, determined to master the challenging material. "

"The company is yielding a bonus to its employees for their hard work this year. "

"I demand to see the manager."

"The teacher's workload for the week was very heavy, with multiple assignments and tests. "

"After the party, only a few close friends remained to help clean up. "

"My uncle ran in the city marathon last weekend. "

"I stopped at the traffic lights."

"He covered the baby with a blanket."

"He completed the assignment on time."

"The long day of studying left her feeling intense fatigue. "

"Despite her parents' disapproval, Sarah pursued her dream of becoming a musician. "

"The marathon runner was tireless and untiring, completing the race despite the heat and long distance. "