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"Really" is an adverb which is often translated as "muy", and "sure" is an adjective which is often translated as "seguro". Learn more about the difference between "really" and "sure" below.
really(
rih
-
li
)An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
1. (very)
An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
sure(
shuhr
)An adjective is a word that describes a noun (e.g., the big dog).
1. (certain)
a. seguro
Are you sure that you want to eat another donut?¿Estás seguro de que quieras comer otra dona?
2. (confident)
a. seguro
Michael Jordan stepped onto the court, sure that he could beat Karl Malone.Michael Jordan entró a la cancha, seguro que podría vencer a Karl Malone.
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
3. (certainly)
An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
4. (of course)