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"Raise" is a noun which is often translated as "el aumento", and "increase" is a transitive verb which is often translated as "aumentar". Learn more about the difference between "raise" and "increase" below.
raise(
reyz
)A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).
a. el aumento (M)
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
I will only stay with this company if they give me a pay raise.Me quedaré en esta empresa solo si me dan un aumento de sueldo.
A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
2. (to lift)
3. (to augment)
4. (to collect)
a. recaudar 
The foundation raised a substantial amount of money for cancer research.La fundación recaudó una cantidad considerable de dinero para la investigación del cáncer.
5. (to rear)
a. criar 
After raising four children, they needed a break.Después de criar a cuatro niños, necesitaban un descanso.
a. plantear 
The new director raised many questions about the policies of the company.El director nuevo planteó muchas cuestiones en torno a la política de la empresa.
7. (to erect)
a. erigir 
They are going to raise a statue to honor the hometown hero.Van a erigir una estatua en honor al héroe local.
a. cultivar 
They raise a wide variety of produce to sell at the market.Cultivan una amplia variedad de productos para vender en el mercado.
9. (to improve)
a. aumentar 
It has been proven that coffee raises your level of concentration.Se ha demostrado que el café aumenta el nivel de concentración.
A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
An intransitive verb is one that does not require a direct object (e.g., The man sneezed.).
a. aumentar 
Camera quality on smartphones has increased thanks to new technology.La calidad de las cámaras en los teléfonos inteligentes aumentó gracias a nuevas tecnologías.
b. subir 
Temperatures are increasing at a rapid pace.Las temperaturas están subiendo a un paso muy rápido.
c. incrementarse 
Salaries have increased by 25% since 2002.Los salarios se han incrementado en un 25 % desde 2002.
d. crecer 
Businesses have increased in number but not in size.Los negocios han crecido en número pero no en tamaño.
A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).
3. (rise)
a. el aumento (M)
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
The crime increase in 2015 is a reason for serious concern.El aumento de la criminalidad en 2015 es un motivo de preocupación grave.
c. el incremento (M)
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
There was an increase in sales of 50% over the previous year.Se produjo un incremento del 50 % en las ventas con respecto al año anterior.