What is "samjhawan"

"Samjhawan" is a romantic song from the 2014 Bollywood film Humpty Sharma Ki Dulhania. Re-created by Sharib− Toshi, the song is sung by Arijit Singh and Shreya Ghoshal, with lyrics by Ahmad Anees and Kumaar. The song was originally composed by Jawad Ahmad. An "unplugged" version of this song sung by the leading lady of the film, Alia Bhatt, was released on 2 July 2014.