He vigorously trained for the marathon.

She is known for her vigorous workout routine.

He approached the task with great vigor.

She displayed great vigors in her pursuit of success.

She admired his vigorousness in pursuing his goals.

He felt vigored after a good night's sleep.

Hybrid vigor is the increased strength and vitality of offspring produced from the crossbreeding of genetically different parents.

She tackled the project with vim and vigor.