How to Say "friday" in Spanish
The Spanish word for “friday” is “viernes” — A1 level. This is a very common word in everyday Spanish.

Examples
Hoy es viernes, ¡por fin!
Today is Friday, finally!
Vamos al cine todos los viernes.
We go to the cinema every Friday.
La reunión ha sido reprogramada para el próximo viernes.
The meeting has been rescheduled for next Friday.
Gender and Articles
Days of the week are always treated as masculine words, so you must use 'el' (the) or 'un' (a) before them.
Singular and Plural Forms
The word 'viernes' already ends in 's' and stays the same whether you are talking about one Friday or many Fridays (e.g., 'el viernes' is singular, 'los viernes' is plural).
Capitalization
Mistake: “Empecemos el Viernes.”
Correction: Empecemos el viernes. Spanish days of the week are usually not capitalized, unless they start a sentence.
Using 'en' for 'on'
Mistake: “Vamos en viernes.”
Correction: Vamos el viernes. To say 'on Friday,' simply use the definite article 'el' (the), you don't need the preposition 'en' (in/on).
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