All 8 Uses of

vigor
in
A Prayer for Owen Meany

Indoor life with my cousins was no less vigorous.†
p. 56.7

vigorous = with strength or energy

Simon had been pumping the foot pedals of the sewing machine so vigorously that the needle and bobbin were a blur of activity, and Noah had managed to shove Hester's arm too close to the plunging needle and thread, so that the sleeve of Hester's blouse had been stitched to the piece of sample cloth she'd been sewing, and it was necessary for her to take her blouse off—in order to free herself from the machine, which Simon, insanely, refused to stop pedaling.†
p. 70.6

vigorously = in a strong or energetic manner

Whereas the Rev. Mr. Merrill had heeded his calling as a young man—he had always been in, and of, the church—the Rev. Mr. Wiggin was a former airline pilot; some difficulty with his eyesight had forced his early retirement from the skies, and he had descended to our wary town with a newfound fervor—the zeal of the convert giving him the healthy but frantic appearance of one of those "elder" citizens who persist in entering vigorous sporting competitions in the over-fifty category.†
p. 114.0

vigorous = with strength or energy

My grandmother had asked me if Owen or his family had ever taken any pains to inquire if something could be "done" about Owen's voice—"I mean medically," Grandmother said, and Lydia nodded so vigorously that I thought her hair pins might fall onto her dinner plate.†
p. 193.9

vigorously = in a strong or energetic manner

ARE THEY 'CONCERNED' ABOUT THE QUALITY AND VIGOROUSNESS OF OUR EDUCATION; OR ARE THEY MORE SUPERFICIALLY 'CONCERNED' THAT WE MIGHT FAIL TO GET INTO THE UNIVERSITY OR COLLEGE OF THEIR CHOICE?†
p. 294.8 *

"THIS IS AN ELECTION THAT YOUNG PEOPLE CAN FEEL A PART OF," announced The Voice; indeed, although Owen and I were too young to vote, we felt very much a part of all that youthful "vigor" that Kennedy represented.†
p. 339.0

Definition:

strength, energy, or good health