The crossword solution for the term 'Neighbor of India (abbr.)' is 'PAK' (3 letters). Pakistan is a country located in South Asia and is bordered by India to the east, Afghanistan to the west, Iran to the southwest, and China in the far northeast. It is the sixth most populous country in the world and is the only Muslim-majority nation with nuclear weapons. Pakistan is India's immediate neighbor and the abbreviation for the country is 'PAK'.