It's corazón.
Mi corazón
Translation: Blood of the heart
Translation: I can have my heart again.
Translation: You already fell asleep, my love.
fallaste corazon
Translation: You failed my heart
It is Spanish for "my heart"
It means: here you have the key to my heart.
[You are] always in my heart.
"It translates to 'I wish you were by my side, my love, forever' in English."
''Te quiero corazon'' means ''I love you, my love'' in Spanish. The phrase is expressing love and affection towards another person.
Sea fiel a su corazon= be faithful to your heart
Translation: touches my heart (can be either literal or metaphoric)