To be.
Additional info
"Estar" is a temporary state of being. To be somewhere, to be sick, to be happy or sad right now.
"Ser" is the permanent state of being. To be (permanently/mentally) ill, to be an optimistic or pessimistic person.'
"Haber", though not as easily confused with the other two is a temporal state of to be. Describes things in time.
estar is singular -_-
Es fantástico estar contigo. Me encanta estar contigo.
Debes Estar Feliz Estar conmigo
ser or estar.
estar emocionado(a)
That is the correct spelling of estar, the Spanish verb "to be" (to be at the present time, as in something changeable).
estar preparado
voy a estar en
¿Quieres estar conmigo?
como estar
"Quiero estar contigo" (informal) or "Quiero estar con usted" (formal).
health in spanish is "Salud", estar saludable (be healthy)