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"Avisas" is a form of "avisar", a transitive verb which is often translated as "to warn". "Avísame" is a form of "avísame", a phrase which is often translated as "let me know". Learn more about the difference between "avisas" and "avísame" below.
avisar(
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)A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
1. (to inform)
a. to let know
Mi fiesta de cumpleaños es el sábado que viene. ¡Avísame si vas a venir!My birthday party is next Saturday. Let me know if you're coming!
b. to tell
Asegúrate de avisar al médico acerca de los medicamentos que tomas.Be sure to tell the doctor about the medications you're taking.
c. to notify
Hay que avisar al gobierno local antes de abrir un negocio.You must notify the local government before opening a business.
2. (to alert)
a. to warn
La sirena sonó para avisarles a todos que venía un tornado.The siren sounded to warn everyone that a tornado was coming.
a. to call
Hay que avisar a la escuela de que van a llegar tarde.We need to call the school to let them know they'll be late.
avísame
A phrase is a group of words commonly used together (e.g., once upon a time).
1. (informal) (inform me; imperative; second person singular)
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).
a. let me know
Si necesitas ayuda con la tarea, solo avísame.If you need help with the homework, just let me know.
b. tell me
Avísame cuándo tengas una tarde libre para tomarnos un café.Tell me when you have a free afternoon to go grab coffee.
c. notify me
Avísame inmediatamente si algo sale mal con la ejecución de prueba.Notify me immediately if something goes wrong with the test run.
2. (informal) (alert me; imperative; second person singular)
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).
a. warn me
Quédate afuera y avísame si viene la policía.Stay outside and warn me if the police comes.
