The term 'Neighbor of Bhutan' can be answered by three crossword solutions: ASSAM (5 letters), INDIA (5 letters), and CHINA (5 letters). Assam is a state in India located in the northeastern part of the country, bordering Bhutan. India is a South Asian country with a population of over 1.3 billion people. China is a large East Asian country with a population of over 1.4 billion people. All three countries are neighbors of Bhutan, a small landlocked country in South Asia.