This is the 10549th most frequent Spanish word.
creas
"Creas" is the informal second-person singular present subjunctive form of "crear," meaning "you create" or "you may create."
In this sentence, 'creas' is used as a subjunctive verb, which is present in expressions of negation or uncertainty.
No creas todo lo que escuchas.
Don't believe everything you hear.
Here, 'creas' expresses a wish or suggestion, complying with the subjunctive mood for subjective situations.
Es importante que creas en ti mismo.
It is important that you believe in yourself.
'Creas' in this example serves as a dependent clause in the subjunctive mood, expressing doubt or disbelief.