only 1 use
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or: active strength of body or mind;
or: an imaginative lively style (especially style of writing)
- Dink trained his toon independently from the rest of Rat Army, with discipline and vigor; he never consulted with Rose, and only rarely did the whole army maneuver together.Chapter 8 (22% in)
There are no more uses of "vigor" in Ender's Game.
Typical Usage (best examples)