Reactive
Part of speech: adjective
Definition: that reacts or responds to a stimulus that readily takes part in reactions Characterized by induction rather than capacitance. Reacting to the past rather than anticipating the future, not predictive.
Example sentence: Of course there are regrets. I shall regret always that I found my own authentic voice in politics. I was too conservative, too conventional. Too safe, too often. Too defensive. Too reactive. Later, too often on the back foot.
Activated
Part of speech: verb
Definition: To encourage development or induce increased activity; to stimulate.