This is the 9604th most frequent Portuguese word.
controladora
"Controladora" means "controlling" or "dominant" (referring to a person or entity that exercises control).
Here, 'controladora' is used as a noun to mean 'parent company' or 'controlling entity' that owns or manages subsidiaries or other companies.
A empresa controladora supervisiona suas subsidiárias.
The parent company oversees its subsidiaries.
In this sentence, 'controladora' is an adjective meaning 'controlling,' indicating a characteristic behavior of being overly cautious or restrictive toward someone.
Ela é muito controladora com seus filhos.
She is very controlling with her children.
Here, 'controladora' is used as an adjective describing 'unit,' meaning it is the unit responsible for controlling or managing the system's functions.