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"Turn into" is a transitive verb phrase which is often translated as "convertirse en", and "transform" is an intransitive verb which is often translated as "transformarse". Learn more about the difference between "turn into" and "transform" below.
turn into(
tuhrn
ihn
-
tu
)A transitive verb phrase is a phrase that combines a verb with a preposition or other particle and requires a direct object (e.g., take out the trash.).
a. convertirse en
My little brother has grown so much he's turned into a real giant.Mi hermanito ha crecido tanto que se ha convertido en un verdadero gigante.
b. transformarse en
I can't believe this little seed will turn into a sequoia.No puedo creer que esta semillita se va a transformar en secoya.
a. dar vuelta en
Turn into the next street; my house is the one at the end.Da vuelta en la siguiente calle; mi casa está al fondo.
transform(
trahns
-
form
)An intransitive verb is one that does not require a direct object (e.g., The man sneezed.).
a. transformarse
When he drank the potion, he transformed into a wolf.Cuando tomó la poción se transformó en un lobo.
b. convertirse
These cells may eventually transform into cancer cells.Estas células al final pueden convertirse en células cancerosas.
A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
a. transformar
On this show they transform your tiny house into a mansion.En este programa, transforma la casita de uno en una mansión.