This is the 11451st most frequent Portuguese word.
obrigadas
"Obrigadas" means "thank you" in Portuguese, used by women when expressing gratitude.
Here, 'obrigadas' is used in the feminine plural, indicating gratitude in a polite form from women.
Nós estamos muito obrigadas pela ajuda.
We are very thankful for the help.
In this sentence, 'obrigadas' is the plural form of 'thanks' said by a group of females, signifying their appreciation.
As alunas disseram 'obrigadas' ao professor.
The female students said 'thank you' to the teacher.
It shows 'obrigadas' being used as a polite expression of gratitude by multiple individuals who are identified as females.