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"Alone" is an adverb which is often translated as "solo", and "on its own" is an adverb which is also often translated as "solo". Learn more about the difference between "alone" and "on its own" below.
alone(
uh
-
lon
)
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
adverb
a. solo
I don't feel comfortable when I'm home alone.No me siento cómodo cuando estoy en casa solo.
b. a solas
We were alone after dinner.Estuvimos a solas después de la cena.
a. solo
Your parents alone can give you permission.Solo tus papás te pueden dar permiso.
b. solamente
You alone know what decision will make you happy.Solamente tú sabes qué decisión te hará feliz.
a. solo
He likes to work alone.Le gusta trabajar solo.
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. a solas
We were alone after dinner.Estuvimos a solas después de la cena.
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on its own(
an
 
ihts
 
on
)
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
adverb
a. solo
That horse is always on its own in the field when I go past on my walk.Ese caballo siempre está solo en el campo cuando paso de paseo.
b. a solas
The fox is wounded. We can't just leave it there on its own.El zorro está herido. No podemos dejarlo ahí a solas.
a. por su cuenta
The island can't survive this disaster on its own; it needs our help.La isla no puede sobrevir este desastre por su cuenta; necesita nuestra ayuda.
b. por sí solo
A robot can finish the task on its own in less than an hour.Un robot puede terminar la tarea por sí solo en menos de una hora.
c. por sí mismo
The company could not have developed the technology on its own without significant investment from overseas.La compañía no puede haber desarrollado la tecnología por sí misma sin alguna inversión importante exterior.
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