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"Siempre" is an adverb which is often translated as "always", and "a veces" is a phrase which is often translated as "sometimes". Learn more about the difference between "siempre" and "a veces" below.
siempre(
syehm
-
preh
)a veces(
ah
beh
-
sehs
)A phrase is a group of words commonly used together (e.g., once upon a time).