The term 'Banjo Ancestor' refers to the instrument that is considered to be the predecessor of the banjo. This instrument is known as the LUTE, which is a stringed instrument with four letters. It is played by strumming the strings with five letters. The strings are held in place by frets, which are raised metal strips with four letters. The sound of the LUTE is characterized by a twang with five letters. Bela, with four letters, is a famous LUTE player who popularized the instrument. The LUTE is often played while sitting and using the KNEE to support the instrument with four letters. The uke, with three letters, is another instrument related to the LUTE.