The letter 'H' is never pronounced in Spanish. Such examples are "hasta", "horchata", and "humanos". The letter "H" is almost always used exclusively as the first letter in words, but it may be used in the middle of words such as "mucho" or "hechar", where it makes a "ch" sound.
tienen algunas palabras que se echuchan y se escriben lo mismo
Yo Estoy comiendo (I’m eating)