vs 

QUICK ANSWER
"Ochenta" is an adjective which is often translated as "eighty", and "siete" is an adjective which is often translated as "seven". Learn more about the difference between "ochenta" and "siete" below.
ochenta(
oh
-
chehn
-
tah
)
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. eighty
Ochenta personas caben en ese coche de tren.Eighty people fit in that train car.
b. eightieth (ordinal)
El martes será el ochenta cumpleaños de mi abuela.Tuesday will be my grandma's eightieth birthday.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
masculine noun
a. eighty
Lleva ochenta en el dorsal.She wears eighty on the back of her jersey.
a. eighties
Nací en los ochenta.I was born in the eighties.
Copyright © 2025 Dictionary Media Group, Inc.
siete(
syeh
-
teh
)
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. seven
Siete caballos blancos tiraban del carruaje del rey.The king's carriage was pulled by seven white horses.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
masculine noun
a. seven
Hoy aprendimos la tabla del siete en la clase de matemática.We learned the seven-times table in math class today.
b. seventh (in dates)
El siete de diciembre es mi cumpleaños.My birthday is the seventh of December.
a. tear
Se hizo un siete en los vaqueros al saltar una alambrada.He made a tear in his jeans when he jumped over a wire fence.
Copyright © 2025 Dictionary Media Group, Inc.