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"Perfect" is an adjective which is often translated as "perfecto", and "okay" is an adverb which is often translated as "bien". Learn more about the difference between "perfect" and "okay" below.
perfect(
puhr
-
fihkt
, 
puhr
-
fehkt
)An adjective is a word that describes a noun (e.g., the big dog).
1. (faultless)
2. (ideal)
a. perfecto 
This purse is perfect to wear with jeans.Este bolso es perfecto para llevar con vaqueros.
3. (complete)
a. perfecto 
He was a perfect stranger, and yet she knew she could confide in him.Era un perfecto extraño y, aún asÃ, supo que podÃa confiar en él.
4. (grammar)
A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).
7. (grammar)
a. el tiempo perfecto (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 perfect is a composite category.El tiempo perfecto es una categorÃa compuesta.
A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
a. perfeccionar 
Practice will help you to perfect your skills.La práctica te ayudará a perfeccionar tus habilidades.
okay(
o
-
key
)An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
1. (correctly)
An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
2. (agreed)
b. okey  (Latin America)
Regionalism used in Latin America: all the countries in South America, Central America, and the Caribbean. Does not include Spain.
I left your dinner in the fridge. - Okay.Te dejé la cena en la nevera. - Okey.
An adjective is a word that describes a noun (e.g., the big dog).
5. (acceptable)
6. (likeable)
a.  no direct translation
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
If you don't feel like going out, that's quite okay.Si no tienes ganas de salir, no hay ningún problema.
Is it okay if I leave it here?¿Lo puedo dejar aqu�
A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).
8. (approval)
a. el visto bueno (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).
You have my okay to post it.Tienes mi visto bueno para publicarlo.
A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
9. (to approve)
a. aprobar 
For it to be implemented, the committee must okay it.Para ponerlo en práctica, tiene que aprobarlo el comité.