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"Yo" is a pronoun which is often translated as "I", and "Pedro" is a proper noun which is often translated as "Peter". Learn more about the difference between "yo" and "Pedro" below.
yo(
yoh
)A pronoun is a word that stands in for a noun (e.g., she).
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
3. (psychology)
