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"Per" is a form of "per", a preposition which is often translated as "por". "Every" is an adjective which is often translated as "cada". Learn more about the difference between "every" and "per" below.
every()
An adjective is a word that describes a noun (e.g., the big dog).
a. no direct translation
The following examples show ways to translate this word or phrase without using a direct equivalent.
I wish them every success.Les deseo mucho éxito.
We have every right to be here.Tenemos todo el derecho de estar aquí.
per()
A preposition is a word that indicates the relationship between a noun and another word (e.g., He ran through the door.).