Exercitation is a rare word that means "the act of practicing or training." While there are not many common synonyms for this word, there are a few options to choose from. Some possible alternatives to exercitation include "practice," "training," "drill," "rehearsal," or "exercise." Each of these words implies some level of repetition and dedication to improve in a particular skill or activity. Whether it is physical exercise or mental training, the essence of exercitation is the commitment to self-improvement through consistent effort. So, regardless of the word used, the importance of exercitation remains the same - practice makes perfect.