He studied at the Orthodox Theological Seminary (Old Seminary or Pazhaya Seminary), Kottayam for four years. He acted as the secretary to
Gregorios Geevarghese of Parumala. Geevarghese soon became a great
Syriac scholar under the careful tutelage of
St. Gregorios, who taught him at
Parumala Seminary. He also learned Theology and Syriac language from Metropolitan
Baselios Paulose I at
Monastery of Saint Thomas, Vettikkal. On 16 October 1879, the sub-deacon Geevarghese was ordained as a full deacon and on 18 January 1880 he was ordained to priesthood by
St. Gregorios himself. He also used his scholarship to edit and publish the order of Church worship to be used by the laity as an aid for participation in worship. He wrote and published a book titled
Syriac - Chapter I for students of the language. During this period, he also authored the book
Doctrines of the Church (Mathopadeshasarangal) which remains one of the most authoritative and popular works describing Orthodox dogma and ecclesiastical traditions with thorough Scriptural explanations. In 1903, he translated the Holy Service book from Syriac to the local language Malayalam and published it with the blessings of the Church authorities.
Principal of M. D. Seminary School In 1896, by the decision of Managing Committee of the Church, he was appointed as Principal of M. D. Seminary School, Kottayam. The ceremony was attended by representatives of Coptic and Greek Orthodox Churches. Dionysius was appointed as the Bishop of the Malankara Church in general and as the assistant to the Malankara Metropolitan
Dionysius V The newly ordained bishop served as the Assistant Malankara Metropolitan for almost a year; he became Malankara Metropolitan in 1909.
Rift of the Malankara Syrian Church By the early 1910s, there was a rift in the Malankara Church and the two factions emerged, with the Metropolitan faction (Later as
Malankara Orthodox Church) remaining in support and under the Malankara Metropolitan Dionysius of Vattasseril, while the faction supporting the Patriarch (known as Patriarch faction) elected a new Malankara Metropolitan
Coorilos Paulose of Panampady under the Patriarch of the Antioch. {{succession box ==Legacy==