1. plural of force; groups of armed personnel or military units
The armed forces deployed to the region.
As forças armadas foram deslocadas para a região.
2. plural of force; strengths, energies, or influences that cause motion or change
The forces of nature are powerful.
As forças da natureza são poderosas.
3. third person singular present tense of the verb 'force'; compels or constrains
He forces himself to wake up early.
Ele se força a acordar cedo.