Usiluje
Usiluje is a present tense, third-person singular form of the verb usilovat (Czech) and usilovať (Slovak), both meaning to strive, endeavor, or seek to achieve. The form is used to describe ongoing effort by a subject toward a goal.
In Czech and Slovak, the infinitives are usilovat and usilovať, respectively. Usiluje typically expresses active, purposeful
Usage notes: Usiluje is a finite form, so it agrees with a third-person subject and does not
See also: usilovat/usilovať (the infinitive forms), snažit se (to try), usilovný (diligent), endeavours in Slavic languages.