In what capacity are you talking? Are we talking vigor as in energy/effort? If so you could say "I walked up the hill with much vigor" meaning you gave the hill climb a lot of effort or you could say...
"he plays tennis with great vigor"; "he's full of vigor"
He attacked the meal with unrestrained vigor, as if he hadn't eaten for three days.
I am amazed that the elderly people have so much vigor. This is the first study that has looked at hybrid vigor in any crop on such a large scale.
after the meal, the man was imbalace and fell to the ground.
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