This is the 3188th most frequent Portuguese word.
contratada
"Hired" or "contracted."
Here, 'contratada' is used as the past participle of the verb 'contratar,' agreeing with the feminine singular subject 'professora'.
A nova professora foi contratada pela escola.
The new teacher was hired by the school.
In this sentence, 'contratada' is functioning as an adjective describing the feminine singular noun 'empresa'.
A empresa contratada começou o projeto de renovação.
The hired company started the renovation project.
'Contratada' is used as a descriptive participle relating to the feminine subject 'Ela,' indicating she has been hired.