The term 'Sorrowful Sound' can be described by four words: 'BOOHOO' (6 letters), 'SIGH' (4 letters), 'SOB' (3 letters) and 'PLAINT' (6 letters). BOOHOO is an expression of sorrow, usually used by children, while sighing is a sound made when one is feeling sad or frustrated. Sobbing is a more intense expression of grief, often accompanied by tears. Lastly, PLAINT is a lamentation or expression of sorrow. All of these words describe sounds that are associated with sadness and grief.