vs
QUICK ANSWER
"Viernes" is a noun which is often translated as "Friday", and "lunes" is a noun which is often translated as "Monday". Learn more about the difference between "viernes" and "lunes" below.
el viernes(
byehr
-
nehs
)A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
a. Friday
A partir de ahora, se puede llevar ropa informal en el trabajo los viernes.From now on you can wear casual clothes to work every Friday.
el lunes(
loo
-
nehs
)A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).