ejercen

Ejercen is the third-person plural present indicative form of the Spanish verb ejercer. It corresponds to "they exercise" and is used with subjects such as ellos, ellas, or ustedes in most dialects. The verb ejercer means to exercise, to exert, or to practice, and is used in contexts involving authority, rights, professions, or skills.

Etymology: ejercer derives from Latin exercēre, via Old French exercer, and entered Spanish in the medieval period. The related noun ejercicio refers to the act of exercising or the exercise itself.

Conjugation note: Other present tense forms include yo ejerzo, tú ejerces, él ejerce, nosotros ejercemos, vosotros ejercéis, ellos ejercen. The spelling change from c to z appears in some forms, but ejercen remains the standard third-person plural form.

Usage examples: Las autoridades ejercen control sobre el territorio. Ella ejerce su derecho al voto. Los médicos ejercen la profesión de la medicina. La empresa ejerce presión sobre los proveedores. These examples illustrate how the verb describes exercising power, rights, or professional activity in different contexts.