Here's the second track from Piku titled Bezubaan sung and composed by Anupam Roy.
Title - Bezubaan
Singer - Anupam Roy
Lyricist - Manoj Yadav & Anupam Roy
Banner: MSM Motion Pictures, Saraswati Entertainment & Rising Sun Films
Produced by: NP Singh, Ronnie Lahiri & Sneha Rajani
Directed by: Shoojit Sircar
Bezubaan, Song, Piku, 2015, Anupam, Roy, Amitabh, Bachchan, Irrfan, Khan, amp, Deepika, Padukone