How do folk musicians create new songs from existing musical phrases and motifs?

In folk music, the creation of new songs is often an individual act that relies on drawing together existing musical elements. Composers frequently create new pieces by combining lines, phrases, and musical motifs from extant songs with entirely new material or standard opening and closing formulas.1

This process is deeply influenced by the oral tradition, where songs are subject to constant communal re-creation. As a song is passed between individuals—such as from parents to children or among coworkers—it is shaped by factors like creativity, forgetfulness, and the performer's stylistic expectations. While systematic improvisation as a formal method of composition is only occasionally used in specific traditions, such as the epic songs of Ukraine or the former Yugoslavia, the ongoing evolution of a song through performance remains a defining characteristic of the genre. Ultimately, a new song’s survival depends on its acceptance and continued performance by the community.21