"Dentista" is a noun which is often translated as "dentist", and "yo" is a pronoun which is often translated as "I". Learn more about the difference between "dentista" and "yo" below.
Copyright © Curiosity Media Inc. el dentista, la dentista(
This means that the noun can be masculine or feminine, depending on the gender of person it refers to (e.g. el doctor, la doctora).
El dentista me sacó la muela del juicio.The dentist took out my wisdom tooth.
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A pronoun is a word that stands in for a noun (e.g. she).
Yo soy su hermana. I am her sister.
2. (in comparisons)
Ella es más joven que yo.She is younger than me.
A masculine noun is used with masculine articles and adjectives (e.g. el hombre guapo, el sol amarillo).
Tu yo es tu esencia.Your ego is your essence.