This is the 11098th most frequent Spanish word.
ejerció
"Ejerció" means "he/she/it exercised" or "he/she/it practiced" (a profession, right, or action).
Here, 'ejerció' means 'exercised' and is used to indicate the usage or practice of a right.
Ella ejerció su derecho al voto.
She exercised her right to vote.
In this sentence, 'ejerció' refers to 'exerted,' indicating the application of an influence or effect.
El profesor ejerció una influencia positiva en sus estudiantes.
The teacher exerted a positive influence on his students.
Here, 'ejerció' denotes 'practiced,' relating to working in a professional capacity.