Apellations in Spanish are very frequent:
Buenos días, profesora – Hi, teacher
¿Qué tal, hijo? – How are you, son?
Dad and Mom in Spanish is papá y mamá. In Spain you can use
them only speaking with your relatives, in Latin America they are used
everywhere:
Hola mamá, ¿qué tal? – Hi Mom, how are you?
Hoy voy a cenar con mi madre (España) – This evening I will have a supper with my Mom
Hoy voy a cenar con mi mamá (América Latina) – This evening I will have a supper with my Mom
In the family, it´s quite normal to call your
boyfriend/girlfriend/wife/husband cariño:
Hola cariño – Hi, honey / Hi, dear