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QUICK ANSWER
"No" is a form of "no", an adverb which is often translated as "no". "Si quieres" is a phrase which is often translated as "if you want to". Learn more about the difference between "si quieres" and "no" below.
si quieres(
see
kyeh
-
rehs
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (informal) (if you wish; singular)
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).
a. if you want to
No tienes ninguna obligación de ir a la fiesta. Ve solo si quieres ir.You're under no obligation to go to the party. Go only if you want to go.
b. if you like
Si quieres, podemos tomar un taxi en lugar del metro.We can take a taxi instead of the metro if you like.
2. (informal) (if you have great affection for; singular)
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).
a. if you love
Si quieres tanto a tu marido, ¿por qué le pediste el divorcio?If you love your husband so much, why did you ask him for a divorce?
no(
noh
)An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
1. (negation)
a. no
¿Te gustó el concierto? - No, ese estilo de música no me gusta.Did you like the concert? - No, I don't like that style of music.
c. non-
Una organización no gubernamental es una asociación que actúa con independencia del gobierno.A non-governmental organization is an association that operates independently from the government.
a. no direct translation
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
Vamos a la fiesta esta noche ¿no?We're going to the party tonight, aren't we?
Firmaste el contrato ¿no?You signed the contract, didn't you?
a. no direct translation
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
Deberíamos llamarlos ¿no?We should call them, shouldn't we?
Te acompaño ¿no?Why don't I come with you?
An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
a. no
Quiero que limpies tu cuarto ahora mismo. - ¡No!I want you to clean your room right now. - No!
