This is the 312th most frequent Portuguese word.
tentar
To try or attempt.
In this sentence, 'tentar' is used as a verb to express the action of making an effort to accomplish something.
Eu vou tentar fazer o melhor possível.
I will try to do my best.
Here, 'tentar' is again a verb, indicating the suggestion of initiating an attempt.
Você deve tentar falar com ele antes de tomar uma decisão.
You should try to speak with him before making a decision.
In this example, 'tentar' functions as the action of attempting a solution to an issue.