Complex sentence: The honorific "ji" is sometimes added as a suffix to create the double honorific "babuji" which, in northern and eastern parts of India, is a term of respect for one's father.
Split into simpler sentences: The honorific "ji" is sometimes added as a suffix to create the double honorific Babuji. In northern and eastern parts of India, "babuji" is a term of respect for one's father.