This is the 749th most frequent Spanish word.
corazón
Heart.
In this instance, 'corazón' is used metaphorically to represent emotions, feelings, or sincerity.
Ella habla con el corazón, siempre con sinceridad.
She speaks from the heart, always with sincerity.
The usage of 'corazón' here combines its anatomical sense with an emotional nuance, indicating affection or love.
Mi corazón late más rápido cuando te veo.
My heart beats faster when I see you.
Here, 'corazón' is used in its literal and anatomical sense, referring to the organ that pumps blood throughout the body.